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Finding the Fourth Proportional to 499,343.10, 749,014.65 and 183,734.70

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Solution

The fourth proportional to 499,343.10, 749,014.65 and 183,734.70 is: 275,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,343.10 : 749,014.65 = 183,734.70 : x
  2. Step 2: Convert to fraction form
    499,343.10/749,014.65 = 183,734.70/x
  3. Step 3: Cross multiply
    499,343.10x = 749,014.65 × 183,734.70
  4. Step 4: Simplify right side
    499,343.10x = 137,619,982,013.36
  5. Step 5: Solve for x
    x = 137,619,982,013.36/499,343.10
  6. Step 6: Final answer
    x = 275,602.05

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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.