Home / 924,200.49-1,386,458.37-412,051.47

Finding the Fourth Proportional to 924,200.49, 1,386,458.37 and 412,051.47

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Solution

The fourth proportional to 924,200.49, 1,386,458.37 and 412,051.47 is: 618,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,200.49 : 1,386,458.37 = 412,051.47 : x
  2. Step 2: Convert to fraction form
    924,200.49/1,386,458.37 = 412,051.47/x
  3. Step 3: Cross multiply
    924,200.49x = 1,386,458.37 × 412,051.47
  4. Step 4: Simplify right side
    924,200.49x = 571,292,209,452.30
  5. Step 5: Solve for x
    x = 571,292,209,452.30/924,200.49
  6. Step 6: Final answer
    x = 618,147.49

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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.