Home / 972,319.68-1,458,635.04-411,359.04

Finding the Fourth Proportional to 972,319.68, 1,458,635.04 and 411,359.04

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Solution

The fourth proportional to 972,319.68, 1,458,635.04 and 411,359.04 is: 617,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,319.68 : 1,458,635.04 = 411,359.04 : x
  2. Step 2: Convert to fraction form
    972,319.68/1,458,635.04 = 411,359.04/x
  3. Step 3: Cross multiply
    972,319.68x = 1,458,635.04 × 411,359.04
  4. Step 4: Simplify right side
    972,319.68x = 600,022,709,764.76
  5. Step 5: Solve for x
    x = 600,022,709,764.76/972,319.68
  6. Step 6: Final answer
    x = 617,104.36

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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.