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Finding the Fourth Proportional to 576,954.20, 865,525.26 and 177,595.04

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Solution

The fourth proportional to 576,954.20, 865,525.26 and 177,595.04 is: 266,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,954.20 : 865,525.26 = 177,595.04 : x
  2. Step 2: Convert to fraction form
    576,954.20/865,525.26 = 177,595.04/x
  3. Step 3: Cross multiply
    576,954.20x = 865,525.26 × 177,595.04
  4. Step 4: Simplify right side
    576,954.20x = 153,712,993,170.71
  5. Step 5: Solve for x
    x = 153,712,993,170.71/576,954.20
  6. Step 6: Final answer
    x = 266,421.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.