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Finding the Fourth Proportional to 924,679.34, 1,275,697.04 and 580,314.32

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Solution

The fourth proportional to 924,679.34, 1,275,697.04 and 580,314.32 is: 800,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,679.34 : 1,275,697.04 = 580,314.32 : x
  2. Step 2: Convert to fraction form
    924,679.34/1,275,697.04 = 580,314.32/x
  3. Step 3: Cross multiply
    924,679.34x = 1,275,697.04 × 580,314.32
  4. Step 4: Simplify right side
    924,679.34x = 740,305,260,293.61
  5. Step 5: Solve for x
    x = 740,305,260,293.61/924,679.34
  6. Step 6: Final answer
    x = 800,607.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.