Home / 266,329.40-367,532.38-145,470.76

Finding the Fourth Proportional to 266,329.40, 367,532.38 and 145,470.76

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Solution

The fourth proportional to 266,329.40, 367,532.38 and 145,470.76 is: 200,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,329.40 : 367,532.38 = 145,470.76 : x
  2. Step 2: Convert to fraction form
    266,329.40/367,532.38 = 145,470.76/x
  3. Step 3: Cross multiply
    266,329.40x = 367,532.38 × 145,470.76
  4. Step 4: Simplify right side
    266,329.40x = 53,465,215,155.31
  5. Step 5: Solve for x
    x = 53,465,215,155.31/266,329.40
  6. Step 6: Final answer
    x = 200,748.46

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1.5x scale

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.