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Finding the Fourth Proportional to 616,044.60, 924,066.90 and 403,468.20

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Solution

The fourth proportional to 616,044.60, 924,066.90 and 403,468.20 is: 605,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,044.60 : 924,066.90 = 403,468.20 : x
  2. Step 2: Convert to fraction form
    616,044.60/924,066.90 = 403,468.20/x
  3. Step 3: Cross multiply
    616,044.60x = 924,066.90 × 403,468.20
  4. Step 4: Simplify right side
    616,044.60x = 372,831,608,822.58
  5. Step 5: Solve for x
    x = 372,831,608,822.58/616,044.60
  6. Step 6: Final answer
    x = 605,202.30

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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.