Home / 361,146.90-498,381.76-208,184.24

Finding the Fourth Proportional to 361,146.90, 498,381.76 and 208,184.24

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Solution

The fourth proportional to 361,146.90, 498,381.76 and 208,184.24 is: 287,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,146.90 : 498,381.76 = 208,184.24 : x
  2. Step 2: Convert to fraction form
    361,146.90/498,381.76 = 208,184.24/x
  3. Step 3: Cross multiply
    361,146.90x = 498,381.76 × 208,184.24
  4. Step 4: Simplify right side
    361,146.90x = 103,755,229,441.65
  5. Step 5: Solve for x
    x = 103,755,229,441.65/361,146.90
  6. Step 6: Final answer
    x = 287,293.70

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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.