Home / 652,822.32-979,228.80-459,902.82

Finding the Fourth Proportional to 652,822.32, 979,228.80 and 459,902.82

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Solution

The fourth proportional to 652,822.32, 979,228.80 and 459,902.82 is: 689,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,822.32 : 979,228.80 = 459,902.82 : x
  2. Step 2: Convert to fraction form
    652,822.32/979,228.80 = 459,902.82/x
  3. Step 3: Cross multiply
    652,822.32x = 979,228.80 × 459,902.82
  4. Step 4: Simplify right side
    652,822.32x = 450,350,086,545.22
  5. Step 5: Solve for x
    x = 450,350,086,545.22/652,822.32
  6. Step 6: Final answer
    x = 689,850.93

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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.