Home / 721,563.24-1,082,718.17-523,518.24

Finding the Fourth Proportional to 721,563.24, 1,082,718.17 and 523,518.24

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Solution

The fourth proportional to 721,563.24, 1,082,718.17 and 523,518.24 is: 785,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,563.24 : 1,082,718.17 = 523,518.24 : x
  2. Step 2: Convert to fraction form
    721,563.24/1,082,718.17 = 523,518.24/x
  3. Step 3: Cross multiply
    721,563.24x = 1,082,718.17 × 523,518.24
  4. Step 4: Simplify right side
    721,563.24x = 566,822,708,156.83
  5. Step 5: Solve for x
    x = 566,822,708,156.83/721,563.24
  6. Step 6: Final answer
    x = 785,548.21

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.