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Finding the Fourth Proportional to 560,335.64, 773,043.04 and 345,102.16

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Solution

The fourth proportional to 560,335.64, 773,043.04 and 345,102.16 is: 476,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,335.64 : 773,043.04 = 345,102.16 : x
  2. Step 2: Convert to fraction form
    560,335.64/773,043.04 = 345,102.16/x
  3. Step 3: Cross multiply
    560,335.64x = 773,043.04 × 345,102.16
  4. Step 4: Simplify right side
    560,335.64x = 266,778,822,876.97
  5. Step 5: Solve for x
    x = 266,778,822,876.97/560,335.64
  6. Step 6: Final answer
    x = 476,105.40

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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.