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Finding the Fourth Proportional to 224,234.59, 310,779.48 and 220,035.55

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Solution

The fourth proportional to 224,234.59, 310,779.48 and 220,035.55 is: 304,959.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,234.59 : 310,779.48 = 220,035.55 : x
  2. Step 2: Convert to fraction form
    224,234.59/310,779.48 = 220,035.55/x
  3. Step 3: Cross multiply
    224,234.59x = 310,779.48 × 220,035.55
  4. Step 4: Simplify right side
    224,234.59x = 68,382,533,810.51
  5. Step 5: Solve for x
    x = 68,382,533,810.51/224,234.59
  6. Step 6: Final answer
    x = 304,959.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.