Home / 924,140.60-1,386,254.10-293,103.80

Finding the Fourth Proportional to 924,140.60, 1,386,254.10 and 293,103.80

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Solution

The fourth proportional to 924,140.60, 1,386,254.10 and 293,103.80 is: 439,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,140.60 : 1,386,254.10 = 293,103.80 : x
  2. Step 2: Convert to fraction form
    924,140.60/1,386,254.10 = 293,103.80/x
  3. Step 3: Cross multiply
    924,140.60x = 1,386,254.10 × 293,103.80
  4. Step 4: Simplify right side
    924,140.60x = 406,316,344,475.58
  5. Step 5: Solve for x
    x = 406,316,344,475.58/924,140.60
  6. Step 6: Final answer
    x = 439,669.40

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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.