Home / 257,789.04-355,747.32-150,350.64

Finding the Fourth Proportional to 257,789.04, 355,747.32 and 150,350.64

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Solution

The fourth proportional to 257,789.04, 355,747.32 and 150,350.64 is: 207,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,789.04 : 355,747.32 = 150,350.64 : x
  2. Step 2: Convert to fraction form
    257,789.04/355,747.32 = 150,350.64/x
  3. Step 3: Cross multiply
    257,789.04x = 355,747.32 × 150,350.64
  4. Step 4: Simplify right side
    257,789.04x = 53,486,837,240.28
  5. Step 5: Solve for x
    x = 53,486,837,240.28/257,789.04
  6. Step 6: Final answer
    x = 207,482.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.