Home / 347,269.10-520,903.65-304,414.70

Finding the Fourth Proportional to 347,269.10, 520,903.65 and 304,414.70

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Solution

The fourth proportional to 347,269.10, 520,903.65 and 304,414.70 is: 456,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,269.10 : 520,903.65 = 304,414.70 : x
  2. Step 2: Convert to fraction form
    347,269.10/520,903.65 = 304,414.70/x
  3. Step 3: Cross multiply
    347,269.10x = 520,903.65 × 304,414.70
  4. Step 4: Simplify right side
    347,269.10x = 158,570,728,343.66
  5. Step 5: Solve for x
    x = 158,570,728,343.66/347,269.10
  6. Step 6: Final answer
    x = 456,622.05

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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.