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Finding the Fourth Proportional to 634,374.39, 951,701.73 and 314,700.15

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Solution

The fourth proportional to 634,374.39, 951,701.73 and 314,700.15 is: 472,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,374.39 : 951,701.73 = 314,700.15 : x
  2. Step 2: Convert to fraction form
    634,374.39/951,701.73 = 314,700.15/x
  3. Step 3: Cross multiply
    634,374.39x = 951,701.73 × 314,700.15
  4. Step 4: Simplify right side
    634,374.39x = 299,500,677,186.26
  5. Step 5: Solve for x
    x = 299,500,677,186.26/634,374.39
  6. Step 6: Final answer
    x = 472,119.75

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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.