Home / 581,458.40-802,386.24-339,763.04

Finding the Fourth Proportional to 581,458.40, 802,386.24 and 339,763.04

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Solution

The fourth proportional to 581,458.40, 802,386.24 and 339,763.04 is: 468,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,458.40 : 802,386.24 = 339,763.04 : x
  2. Step 2: Convert to fraction form
    581,458.40/802,386.24 = 339,763.04/x
  3. Step 3: Cross multiply
    581,458.40x = 802,386.24 × 339,763.04
  4. Step 4: Simplify right side
    581,458.40x = 272,621,188,156.57
  5. Step 5: Solve for x
    x = 272,621,188,156.57/581,458.40
  6. Step 6: Final answer
    x = 468,857.60

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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.