Home / 228,540.24-342,682.04-156,574.40

Finding the Fourth Proportional to 228,540.24, 342,682.04 and 156,574.40

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Solution

The fourth proportional to 228,540.24, 342,682.04 and 156,574.40 is: 234,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,540.24 : 342,682.04 = 156,574.40 : x
  2. Step 2: Convert to fraction form
    228,540.24/342,682.04 = 156,574.40/x
  3. Step 3: Cross multiply
    228,540.24x = 342,682.04 × 156,574.40
  4. Step 4: Simplify right side
    228,540.24x = 53,655,234,803.78
  5. Step 5: Solve for x
    x = 53,655,234,803.78/228,540.24
  6. Step 6: Final answer
    x = 234,773.69

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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.