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Finding the Fourth Proportional to 484,883.88, 727,325.81 and 152,459.88

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Solution

The fourth proportional to 484,883.88, 727,325.81 and 152,459.88 is: 228,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,883.88 : 727,325.81 = 152,459.88 : x
  2. Step 2: Convert to fraction form
    484,883.88/727,325.81 = 152,459.88/x
  3. Step 3: Cross multiply
    484,883.88x = 727,325.81 × 152,459.88
  4. Step 4: Simplify right side
    484,883.88x = 110,888,005,713.50
  5. Step 5: Solve for x
    x = 110,888,005,713.50/484,883.88
  6. Step 6: Final answer
    x = 228,689.82

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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.