Home / 968,820.80-1,452,194.40-436,251.20

Finding the Fourth Proportional to 968,820.80, 1,452,194.40 and 436,251.20

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Solution

The fourth proportional to 968,820.80, 1,452,194.40 and 436,251.20 is: 653,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,820.80 : 1,452,194.40 = 436,251.20 : x
  2. Step 2: Convert to fraction form
    968,820.80/1,452,194.40 = 436,251.20/x
  3. Step 3: Cross multiply
    968,820.80x = 1,452,194.40 × 436,251.20
  4. Step 4: Simplify right side
    968,820.80x = 633,521,549,633.28
  5. Step 5: Solve for x
    x = 633,521,549,633.28/968,820.80
  6. Step 6: Final answer
    x = 653,909.94

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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.