Home / 476,472.96-657,528.12-261,611.13

Finding the Fourth Proportional to 476,472.96, 657,528.12 and 261,611.13

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Solution

The fourth proportional to 476,472.96, 657,528.12 and 261,611.13 is: 361,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,472.96 : 657,528.12 = 261,611.13 : x
  2. Step 2: Convert to fraction form
    476,472.96/657,528.12 = 261,611.13/x
  3. Step 3: Cross multiply
    476,472.96x = 657,528.12 × 261,611.13
  4. Step 4: Simplify right side
    476,472.96x = 172,016,674,479.98
  5. Step 5: Solve for x
    x = 172,016,674,479.98/476,472.96
  6. Step 6: Final answer
    x = 361,020.85

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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.