Home / 735,886.80-1,103,830.20-230,487.30

Finding the Fourth Proportional to 735,886.80, 1,103,830.20 and 230,487.30

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Solution

The fourth proportional to 735,886.80, 1,103,830.20 and 230,487.30 is: 345,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,886.80 : 1,103,830.20 = 230,487.30 : x
  2. Step 2: Convert to fraction form
    735,886.80/1,103,830.20 = 230,487.30/x
  3. Step 3: Cross multiply
    735,886.80x = 1,103,830.20 × 230,487.30
  4. Step 4: Simplify right side
    735,886.80x = 254,418,842,456.46
  5. Step 5: Solve for x
    x = 254,418,842,456.46/735,886.80
  6. Step 6: Final answer
    x = 345,730.95

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Double scale
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Similar ratio
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1.5x scale

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.