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Finding the Fourth Proportional to 318,164.97, 477,329.48 and 93,532.74

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Solution

The fourth proportional to 318,164.97, 477,329.48 and 93,532.74 is: 140,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,164.97 : 477,329.48 = 93,532.74 : x
  2. Step 2: Convert to fraction form
    318,164.97/477,329.48 = 93,532.74/x
  3. Step 3: Cross multiply
    318,164.97x = 477,329.48 × 93,532.74
  4. Step 4: Simplify right side
    318,164.97x = 44,645,933,679.51
  5. Step 5: Solve for x
    x = 44,645,933,679.51/318,164.97
  6. Step 6: Final answer
    x = 140,323.22

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1.5x scale

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.