Home / 353,244.48-529,892.64-142,877.76

Finding the Fourth Proportional to 353,244.48, 529,892.64 and 142,877.76

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Solution

The fourth proportional to 353,244.48, 529,892.64 and 142,877.76 is: 214,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,244.48 : 529,892.64 = 142,877.76 : x
  2. Step 2: Convert to fraction form
    353,244.48/529,892.64 = 142,877.76/x
  3. Step 3: Cross multiply
    353,244.48x = 529,892.64 × 142,877.76
  4. Step 4: Simplify right side
    353,244.48x = 75,709,873,443.69
  5. Step 5: Solve for x
    x = 75,709,873,443.69/353,244.48
  6. Step 6: Final answer
    x = 214,327.12

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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.