Home / 924,195.39-1,386,450.71-412,046.36

Finding the Fourth Proportional to 924,195.39, 1,386,450.71 and 412,046.36

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Solution

The fourth proportional to 924,195.39, 1,386,450.71 and 412,046.36 is: 618,139.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,195.39 : 1,386,450.71 = 412,046.36 : x
  2. Step 2: Convert to fraction form
    924,195.39/1,386,450.71 = 412,046.36/x
  3. Step 3: Cross multiply
    924,195.39x = 1,386,450.71 × 412,046.36
  4. Step 4: Simplify right side
    924,195.39x = 571,281,966,126.79
  5. Step 5: Solve for x
    x = 571,281,966,126.79/924,195.39
  6. Step 6: Final answer
    x = 618,139.82

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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.