Home / 963,906.40-1,445,859.60-927,164.80

Finding the Fourth Proportional to 963,906.40, 1,445,859.60 and 927,164.80

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Solution

The fourth proportional to 963,906.40, 1,445,859.60 and 927,164.80 is: 1,390,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,906.40 : 1,445,859.60 = 927,164.80 : x
  2. Step 2: Convert to fraction form
    963,906.40/1,445,859.60 = 927,164.80/x
  3. Step 3: Cross multiply
    963,906.40x = 1,445,859.60 × 927,164.80
  4. Step 4: Simplify right side
    963,906.40x = 1,340,550,126,862.08
  5. Step 5: Solve for x
    x = 1,340,550,126,862.08/963,906.40
  6. Step 6: Final answer
    x = 1,390,747.20

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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.