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Finding the Fourth Proportional to 440,037.66, 659,950.77 and 203,152.77

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Solution

The fourth proportional to 440,037.66, 659,950.77 and 203,152.77 is: 304,680.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,037.66 : 659,950.77 = 203,152.77 : x
  2. Step 2: Convert to fraction form
    440,037.66/659,950.77 = 203,152.77/x
  3. Step 3: Cross multiply
    440,037.66x = 659,950.77 × 203,152.77
  4. Step 4: Simplify right side
    440,037.66x = 134,070,826,989.13
  5. Step 5: Solve for x
    x = 134,070,826,989.13/440,037.66
  6. Step 6: Final answer
    x = 304,680.35

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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.