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Finding the Fourth Proportional to 370,773.92, 556,326.30 and 170,987.06

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Solution

The fourth proportional to 370,773.92, 556,326.30 and 170,987.06 is: 256,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,773.92 : 556,326.30 = 170,987.06 : x
  2. Step 2: Convert to fraction form
    370,773.92/556,326.30 = 170,987.06/x
  3. Step 3: Cross multiply
    370,773.92x = 556,326.30 × 170,987.06
  4. Step 4: Simplify right side
    370,773.92x = 95,124,598,437.68
  5. Step 5: Solve for x
    x = 95,124,598,437.68/370,773.92
  6. Step 6: Final answer
    x = 256,556.88

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1.5x scale

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.