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Finding the Fourth Proportional to 488,875.71, 733,173.35 and 147,352.22

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Solution

The fourth proportional to 488,875.71, 733,173.35 and 147,352.22 is: 220,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,875.71 : 733,173.35 = 147,352.22 : x
  2. Step 2: Convert to fraction form
    488,875.71/733,173.35 = 147,352.22/x
  3. Step 3: Cross multiply
    488,875.71x = 733,173.35 × 147,352.22
  4. Step 4: Simplify right side
    488,875.71x = 108,034,716,364.71
  5. Step 5: Solve for x
    x = 108,034,716,364.71/488,875.71
  6. Step 6: Final answer
    x = 220,986.06

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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.