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Finding the Fourth Proportional to 506,535.80, 759,803.70 and 296,065.40

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Solution

The fourth proportional to 506,535.80, 759,803.70 and 296,065.40 is: 444,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,535.80 : 759,803.70 = 296,065.40 : x
  2. Step 2: Convert to fraction form
    506,535.80/759,803.70 = 296,065.40/x
  3. Step 3: Cross multiply
    506,535.80x = 759,803.70 × 296,065.40
  4. Step 4: Simplify right side
    506,535.80x = 224,951,586,361.98
  5. Step 5: Solve for x
    x = 224,951,586,361.98/506,535.80
  6. Step 6: Final answer
    x = 444,098.10

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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.