Home / 308,149.46-425,249.07-180,827.18

Finding the Fourth Proportional to 308,149.46, 425,249.07 and 180,827.18

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Solution

The fourth proportional to 308,149.46, 425,249.07 and 180,827.18 is: 249,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,149.46 : 425,249.07 = 180,827.18 : x
  2. Step 2: Convert to fraction form
    308,149.46/425,249.07 = 180,827.18/x
  3. Step 3: Cross multiply
    308,149.46x = 425,249.07 × 180,827.18
  4. Step 4: Simplify right side
    308,149.46x = 76,896,590,125.72
  5. Step 5: Solve for x
    x = 76,896,590,125.72/308,149.46
  6. Step 6: Final answer
    x = 249,543.16

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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.