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Finding the Fourth Proportional to 360,046.19, 496,878.84 and 207,084.42

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Solution

The fourth proportional to 360,046.19, 496,878.84 and 207,084.42 is: 285,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,046.19 : 496,878.84 = 207,084.42 : x
  2. Step 2: Convert to fraction form
    360,046.19/496,878.84 = 207,084.42/x
  3. Step 3: Cross multiply
    360,046.19x = 496,878.84 × 207,084.42
  4. Step 4: Simplify right side
    360,046.19x = 102,895,866,391.67
  5. Step 5: Solve for x
    x = 102,895,866,391.67/360,046.19
  6. Step 6: Final answer
    x = 285,785.18

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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.