Home / 968,849.60-1,452,618.30-495,145.40

Finding the Fourth Proportional to 968,849.60, 1,452,618.30 and 495,145.40

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Solution

The fourth proportional to 968,849.60, 1,452,618.30 and 495,145.40 is: 742,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,849.60 : 1,452,618.30 = 495,145.40 : x
  2. Step 2: Convert to fraction form
    968,849.60/1,452,618.30 = 495,145.40/x
  3. Step 3: Cross multiply
    968,849.60x = 1,452,618.30 × 495,145.40
  4. Step 4: Simplify right side
    968,849.60x = 719,257,269,200.82
  5. Step 5: Solve for x
    x = 719,257,269,200.82/968,849.60
  6. Step 6: Final answer
    x = 742,382.79

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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.