Home / 924,010.40-1,386,015.60-450,999.20

Finding the Fourth Proportional to 924,010.40, 1,386,015.60 and 450,999.20

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Solution

The fourth proportional to 924,010.40, 1,386,015.60 and 450,999.20 is: 676,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,010.40 : 1,386,015.60 = 450,999.20 : x
  2. Step 2: Convert to fraction form
    924,010.40/1,386,015.60 = 450,999.20/x
  3. Step 3: Cross multiply
    924,010.40x = 1,386,015.60 × 450,999.20
  4. Step 4: Simplify right side
    924,010.40x = 625,091,926,787.52
  5. Step 5: Solve for x
    x = 625,091,926,787.52/924,010.40
  6. Step 6: Final answer
    x = 676,498.80

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1.5x scale

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.