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Finding the Fourth Proportional to 502,666.94, 754,537.59 and 203,343.19

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Solution

The fourth proportional to 502,666.94, 754,537.59 and 203,343.19 is: 305,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,666.94 : 754,537.59 = 203,343.19 : x
  2. Step 2: Convert to fraction form
    502,666.94/754,537.59 = 203,343.19/x
  3. Step 3: Cross multiply
    502,666.94x = 754,537.59 × 203,343.19
  4. Step 4: Simplify right side
    502,666.94x = 153,430,078,639.17
  5. Step 5: Solve for x
    x = 153,430,078,639.17/502,666.94
  6. Step 6: Final answer
    x = 305,232.08

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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.