Home / 699,055.96-1,046,328.56-361,631.96

Finding the Fourth Proportional to 699,055.96, 1,046,328.56 and 361,631.96

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Solution

The fourth proportional to 699,055.96, 1,046,328.56 and 361,631.96 is: 541,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,055.96 : 1,046,328.56 = 361,631.96 : x
  2. Step 2: Convert to fraction form
    699,055.96/1,046,328.56 = 361,631.96/x
  3. Step 3: Cross multiply
    699,055.96x = 1,046,328.56 × 361,631.96
  4. Step 4: Simplify right side
    699,055.96x = 378,385,847,956.78
  5. Step 5: Solve for x
    x = 378,385,847,956.78/699,055.96
  6. Step 6: Final answer
    x = 541,281.20

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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.