Home / 424,917.83-586,428.98-317,301.03

Finding the Fourth Proportional to 424,917.83, 586,428.98 and 317,301.03

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Solution

The fourth proportional to 424,917.83, 586,428.98 and 317,301.03 is: 437,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,917.83 : 586,428.98 = 317,301.03 : x
  2. Step 2: Convert to fraction form
    424,917.83/586,428.98 = 317,301.03/x
  3. Step 3: Cross multiply
    424,917.83x = 586,428.98 × 317,301.03
  4. Step 4: Simplify right side
    424,917.83x = 186,074,517,789.34
  5. Step 5: Solve for x
    x = 186,074,517,789.34/424,917.83
  6. Step 6: Final answer
    x = 437,907.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.