Home / 924,242.40-1,386,363.60-451,231.20

Finding the Fourth Proportional to 924,242.40, 1,386,363.60 and 451,231.20

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Solution

The fourth proportional to 924,242.40, 1,386,363.60 and 451,231.20 is: 676,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,242.40 : 1,386,363.60 = 451,231.20 : x
  2. Step 2: Convert to fraction form
    924,242.40/1,386,363.60 = 451,231.20/x
  3. Step 3: Cross multiply
    924,242.40x = 1,386,363.60 × 451,231.20
  4. Step 4: Simplify right side
    924,242.40x = 625,570,510,864.32
  5. Step 5: Solve for x
    x = 625,570,510,864.32/924,242.40
  6. Step 6: Final answer
    x = 676,846.80

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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.