Home / 976,388.04-1,464,815.88-407,452.66

Finding the Fourth Proportional to 976,388.04, 1,464,815.88 and 407,452.66

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Solution

The fourth proportional to 976,388.04, 1,464,815.88 and 407,452.66 is: 611,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,388.04 : 1,464,815.88 = 407,452.66 : x
  2. Step 2: Convert to fraction form
    976,388.04/1,464,815.88 = 407,452.66/x
  3. Step 3: Cross multiply
    976,388.04x = 1,464,815.88 × 407,452.66
  4. Step 4: Simplify right side
    976,388.04x = 596,843,123,054.20
  5. Step 5: Solve for x
    x = 596,843,123,054.20/976,388.04
  6. Step 6: Final answer
    x = 611,276.56

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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.