Home / 646,023.52-970,612.08-610,215.04

Finding the Fourth Proportional to 646,023.52, 970,612.08 and 610,215.04

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Solution

The fourth proportional to 646,023.52, 970,612.08 and 610,215.04 is: 916,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,023.52 : 970,612.08 = 610,215.04 : x
  2. Step 2: Convert to fraction form
    646,023.52/970,612.08 = 610,215.04/x
  3. Step 3: Cross multiply
    646,023.52x = 970,612.08 × 610,215.04
  4. Step 4: Simplify right side
    646,023.52x = 592,282,089,221.68
  5. Step 5: Solve for x
    x = 592,282,089,221.68/646,023.52
  6. Step 6: Final answer
    x = 916,811.96

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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.