Home / 263,718.32-363,909.66-149,006.93

Finding the Fourth Proportional to 263,718.32, 363,909.66 and 149,006.93

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Solution

The fourth proportional to 263,718.32, 363,909.66 and 149,006.93 is: 205,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,718.32 : 363,909.66 = 149,006.93 : x
  2. Step 2: Convert to fraction form
    263,718.32/363,909.66 = 149,006.93/x
  3. Step 3: Cross multiply
    263,718.32x = 363,909.66 × 149,006.93
  4. Step 4: Simplify right side
    263,718.32x = 54,225,061,233.94
  5. Step 5: Solve for x
    x = 54,225,061,233.94/263,718.32
  6. Step 6: Final answer
    x = 205,617.35

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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.