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Finding the Fourth Proportional to 292,933.73, 439,484.84 and 93,284.93

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Solution

The fourth proportional to 292,933.73, 439,484.84 and 93,284.93 is: 139,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,933.73 : 439,484.84 = 93,284.93 : x
  2. Step 2: Convert to fraction form
    292,933.73/439,484.84 = 93,284.93/x
  3. Step 3: Cross multiply
    292,933.73x = 439,484.84 × 93,284.93
  4. Step 4: Simplify right side
    292,933.73x = 40,997,313,517.57
  5. Step 5: Solve for x
    x = 40,997,313,517.57/292,933.73
  6. Step 6: Final answer
    x = 139,954.23

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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.