Home / 924,194.50-1,386,449.38-412,045.47

Finding the Fourth Proportional to 924,194.50, 1,386,449.38 and 412,045.47

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Solution

The fourth proportional to 924,194.50, 1,386,449.38 and 412,045.47 is: 618,138.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,194.50 : 1,386,449.38 = 412,045.47 : x
  2. Step 2: Convert to fraction form
    924,194.50/1,386,449.38 = 412,045.47/x
  3. Step 3: Cross multiply
    924,194.50x = 1,386,449.38 × 412,045.47
  4. Step 4: Simplify right side
    924,194.50x = 571,280,186,928.37
  5. Step 5: Solve for x
    x = 571,280,186,928.37/924,194.50
  6. Step 6: Final answer
    x = 618,138.49

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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.