Home / 924,012.70-1,386,019.05-625,414.30

Finding the Fourth Proportional to 924,012.70, 1,386,019.05 and 625,414.30

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Solution

The fourth proportional to 924,012.70, 1,386,019.05 and 625,414.30 is: 938,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,012.70 : 1,386,019.05 = 625,414.30 : x
  2. Step 2: Convert to fraction form
    924,012.70/1,386,019.05 = 625,414.30/x
  3. Step 3: Cross multiply
    924,012.70x = 1,386,019.05 × 625,414.30
  4. Step 4: Simplify right side
    924,012.70x = 866,836,133,942.42
  5. Step 5: Solve for x
    x = 866,836,133,942.42/924,012.70
  6. Step 6: Final answer
    x = 938,121.45

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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.