Home / 649,135.37-895,759.89-358,743.46

Finding the Fourth Proportional to 649,135.37, 895,759.89 and 358,743.46

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Solution

The fourth proportional to 649,135.37, 895,759.89 and 358,743.46 is: 495,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,135.37 : 895,759.89 = 358,743.46 : x
  2. Step 2: Convert to fraction form
    649,135.37/895,759.89 = 358,743.46/x
  3. Step 3: Cross multiply
    649,135.37x = 895,759.89 × 358,743.46
  4. Step 4: Simplify right side
    649,135.37x = 321,348,002,267.82
  5. Step 5: Solve for x
    x = 321,348,002,267.82/649,135.37
  6. Step 6: Final answer
    x = 495,040.04

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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.