Home / 433,350.38-649,493.18-243,411.46

Finding the Fourth Proportional to 433,350.38, 649,493.18 and 243,411.46

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Solution

The fourth proportional to 433,350.38, 649,493.18 and 243,411.46 is: 364,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,350.38 : 649,493.18 = 243,411.46 : x
  2. Step 2: Convert to fraction form
    433,350.38/649,493.18 = 243,411.46/x
  3. Step 3: Cross multiply
    433,350.38x = 649,493.18 × 243,411.46
  4. Step 4: Simplify right side
    433,350.38x = 158,094,083,203.84
  5. Step 5: Solve for x
    x = 158,094,083,203.84/433,350.38
  6. Step 6: Final answer
    x = 364,818.15

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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.