Home / 896,458.12-1,344,819.51-320,036.70

Finding the Fourth Proportional to 896,458.12, 1,344,819.51 and 320,036.70

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Solution

The fourth proportional to 896,458.12, 1,344,819.51 and 320,036.70 is: 480,102.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,458.12 : 1,344,819.51 = 320,036.70 : x
  2. Step 2: Convert to fraction form
    896,458.12/1,344,819.51 = 320,036.70/x
  3. Step 3: Cross multiply
    896,458.12x = 1,344,819.51 × 320,036.70
  4. Step 4: Simplify right side
    896,458.12x = 430,391,598,076.02
  5. Step 5: Solve for x
    x = 430,391,598,076.02/896,458.12
  6. Step 6: Final answer
    x = 480,102.29

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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.