Home / 231,841.18-349,549.68-230,401.86

Finding the Fourth Proportional to 231,841.18, 349,549.68 and 230,401.86

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Solution

The fourth proportional to 231,841.18, 349,549.68 and 230,401.86 is: 347,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,841.18 : 349,549.68 = 230,401.86 : x
  2. Step 2: Convert to fraction form
    231,841.18/349,549.68 = 230,401.86/x
  3. Step 3: Cross multiply
    231,841.18x = 349,549.68 × 230,401.86
  4. Step 4: Simplify right side
    231,841.18x = 80,536,896,434.40
  5. Step 5: Solve for x
    x = 80,536,896,434.40/231,841.18
  6. Step 6: Final answer
    x = 347,379.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.