Home / 762,611.35-1,051,966.41-475,633.21

Finding the Fourth Proportional to 762,611.35, 1,051,966.41 and 475,633.21

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Solution

The fourth proportional to 762,611.35, 1,051,966.41 and 475,633.21 is: 656,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,611.35 : 1,051,966.41 = 475,633.21 : x
  2. Step 2: Convert to fraction form
    762,611.35/1,051,966.41 = 475,633.21/x
  3. Step 3: Cross multiply
    762,611.35x = 1,051,966.41 × 475,633.21
  4. Step 4: Simplify right side
    762,611.35x = 500,350,160,400.48
  5. Step 5: Solve for x
    x = 500,350,160,400.48/762,611.35
  6. Step 6: Final answer
    x = 656,101.12

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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.