Home / 370,261.22-555,397.00-130,382.86

Finding the Fourth Proportional to 370,261.22, 555,397.00 and 130,382.86

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Solution

The fourth proportional to 370,261.22, 555,397.00 and 130,382.86 is: 195,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,261.22 : 555,397.00 = 130,382.86 : x
  2. Step 2: Convert to fraction form
    370,261.22/555,397.00 = 130,382.86/x
  3. Step 3: Cross multiply
    370,261.22x = 555,397.00 × 130,382.86
  4. Step 4: Simplify right side
    370,261.22x = 72,414,248,643.51
  5. Step 5: Solve for x
    x = 72,414,248,643.51/370,261.22
  6. Step 6: Final answer
    x = 195,576.11

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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.