Home / 924,342.04-1,386,541.31-317,121.83

Finding the Fourth Proportional to 924,342.04, 1,386,541.31 and 317,121.83

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Solution

The fourth proportional to 924,342.04, 1,386,541.31 and 317,121.83 is: 475,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,342.04 : 1,386,541.31 = 317,121.83 : x
  2. Step 2: Convert to fraction form
    924,342.04/1,386,541.31 = 317,121.83/x
  3. Step 3: Cross multiply
    924,342.04x = 1,386,541.31 × 317,121.83
  4. Step 4: Simplify right side
    924,342.04x = 439,702,517,597.80
  5. Step 5: Solve for x
    x = 439,702,517,597.80/924,342.04
  6. Step 6: Final answer
    x = 475,692.44

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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.