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Finding the Fourth Proportional to 560,652.60, 773,949.42 and 379,627.32

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Solution

The fourth proportional to 560,652.60, 773,949.42 and 379,627.32 is: 524,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,652.60 : 773,949.42 = 379,627.32 : x
  2. Step 2: Convert to fraction form
    560,652.60/773,949.42 = 379,627.32/x
  3. Step 3: Cross multiply
    560,652.60x = 773,949.42 × 379,627.32
  4. Step 4: Simplify right side
    560,652.60x = 293,812,344,130.15
  5. Step 5: Solve for x
    x = 293,812,344,130.15/560,652.60
  6. Step 6: Final answer
    x = 524,054.19

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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.