Home / 664,913.46-997,456.50-304,997.52

Finding the Fourth Proportional to 664,913.46, 997,456.50 and 304,997.52

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Solution

The fourth proportional to 664,913.46, 997,456.50 and 304,997.52 is: 457,535.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,913.46 : 997,456.50 = 304,997.52 : x
  2. Step 2: Convert to fraction form
    664,913.46/997,456.50 = 304,997.52/x
  3. Step 3: Cross multiply
    664,913.46x = 997,456.50 × 304,997.52
  4. Step 4: Simplify right side
    664,913.46x = 304,221,758,807.88
  5. Step 5: Solve for x
    x = 304,221,758,807.88/664,913.46
  6. Step 6: Final answer
    x = 457,535.87

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1.5x scale

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.