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Finding the Fourth Proportional to 334,383.60, 501,575.52 and 144,688.68

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Solution

The fourth proportional to 334,383.60, 501,575.52 and 144,688.68 is: 217,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,383.60 : 501,575.52 = 144,688.68 : x
  2. Step 2: Convert to fraction form
    334,383.60/501,575.52 = 144,688.68/x
  3. Step 3: Cross multiply
    334,383.60x = 501,575.52 × 144,688.68
  4. Step 4: Simplify right side
    334,383.60x = 72,572,299,909.11
  5. Step 5: Solve for x
    x = 72,572,299,909.11/334,383.60
  6. Step 6: Final answer
    x = 217,033.07

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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.