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Finding the Fourth Proportional to 546,064.20, 818,901.90 and 246,688.20

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Solution

The fourth proportional to 546,064.20, 818,901.90 and 246,688.20 is: 369,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,064.20 : 818,901.90 = 246,688.20 : x
  2. Step 2: Convert to fraction form
    546,064.20/818,901.90 = 246,688.20/x
  3. Step 3: Cross multiply
    546,064.20x = 818,901.90 × 246,688.20
  4. Step 4: Simplify right side
    546,064.20x = 202,013,435,687.58
  5. Step 5: Solve for x
    x = 202,013,435,687.58/546,064.20
  6. Step 6: Final answer
    x = 369,944.48

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Double scale
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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.