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Finding the Fourth Proportional to 636,372.93, 954,603.14 and 187,104.81

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Solution

The fourth proportional to 636,372.93, 954,603.14 and 187,104.81 is: 280,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,372.93 : 954,603.14 = 187,104.81 : x
  2. Step 2: Convert to fraction form
    636,372.93/954,603.14 = 187,104.81/x
  3. Step 3: Cross multiply
    636,372.93x = 954,603.14 × 187,104.81
  4. Step 4: Simplify right side
    636,372.93x = 178,610,838,199.58
  5. Step 5: Solve for x
    x = 178,610,838,199.58/636,372.93
  6. Step 6: Final answer
    x = 280,670.08

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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.