Home / 529,261.43-793,892.75-145,013.53

Finding the Fourth Proportional to 529,261.43, 793,892.75 and 145,013.53

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Solution

The fourth proportional to 529,261.43, 793,892.75 and 145,013.53 is: 217,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,261.43 : 793,892.75 = 145,013.53 : x
  2. Step 2: Convert to fraction form
    529,261.43/793,892.75 = 145,013.53/x
  3. Step 3: Cross multiply
    529,261.43x = 793,892.75 × 145,013.53
  4. Step 4: Simplify right side
    529,261.43x = 115,125,188,496.71
  5. Step 5: Solve for x
    x = 115,125,188,496.71/529,261.43
  6. Step 6: Final answer
    x = 217,520.46

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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.