Home / 572,471.60-862,822.24-493,463.18

Finding the Fourth Proportional to 572,471.60, 862,822.24 and 493,463.18

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Solution

The fourth proportional to 572,471.60, 862,822.24 and 493,463.18 is: 743,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,471.60 : 862,822.24 = 493,463.18 : x
  2. Step 2: Convert to fraction form
    572,471.60/862,822.24 = 493,463.18/x
  3. Step 3: Cross multiply
    572,471.60x = 862,822.24 × 493,463.18
  4. Step 4: Simplify right side
    572,471.60x = 425,771,006,325.12
  5. Step 5: Solve for x
    x = 425,771,006,325.12/572,471.60
  6. Step 6: Final answer
    x = 743,741.71

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Half scale
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Double scale
Find fourth proportional to 572,472.60, 862,823.75 and 493,464.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.