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Finding the Fourth Proportional to 334,125.74, 501,437.70 and 134,447.82

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Solution

The fourth proportional to 334,125.74, 501,437.70 and 134,447.82 is: 201,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,125.74 : 501,437.70 = 134,447.82 : x
  2. Step 2: Convert to fraction form
    334,125.74/501,437.70 = 134,447.82/x
  3. Step 3: Cross multiply
    334,125.74x = 501,437.70 × 134,447.82
  4. Step 4: Simplify right side
    334,125.74x = 67,417,205,630.81
  5. Step 5: Solve for x
    x = 67,417,205,630.81/334,125.74
  6. Step 6: Final answer
    x = 201,771.96

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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.