Home / 342,525.20-472,677.26-187,475.72

Finding the Fourth Proportional to 342,525.20, 472,677.26 and 187,475.72

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Solution

The fourth proportional to 342,525.20, 472,677.26 and 187,475.72 is: 258,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,525.20 : 472,677.26 = 187,475.72 : x
  2. Step 2: Convert to fraction form
    342,525.20/472,677.26 = 187,475.72/x
  3. Step 3: Cross multiply
    342,525.20x = 472,677.26 × 187,475.72
  4. Step 4: Simplify right side
    342,525.20x = 88,615,509,646.13
  5. Step 5: Solve for x
    x = 88,615,509,646.13/342,525.20
  6. Step 6: Final answer
    x = 258,712.38

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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.