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Finding the Fourth Proportional to 656,468.88, 984,869.28 and 183,154

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Solution

The fourth proportional to 656,468.88, 984,869.28 and 183,154 is: 274,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,468.88 : 984,869.28 = 183,154 : x
  2. Step 2: Convert to fraction form
    656,468.88/984,869.28 = 183,154/x
  3. Step 3: Cross multiply
    656,468.88x = 984,869.28 × 183,154
  4. Step 4: Simplify right side
    656,468.88x = 180,382,748,109.12
  5. Step 5: Solve for x
    x = 180,382,748,109.12/656,468.88
  6. Step 6: Final answer
    x = 274,777.30

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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.