Home / 983,623.20-1,475,434.80-932,301.60

Finding the Fourth Proportional to 983,623.20, 1,475,434.80 and 932,301.60

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Solution

The fourth proportional to 983,623.20, 1,475,434.80 and 932,301.60 is: 1,398,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,623.20 : 1,475,434.80 = 932,301.60 : x
  2. Step 2: Convert to fraction form
    983,623.20/1,475,434.80 = 932,301.60/x
  3. Step 3: Cross multiply
    983,623.20x = 1,475,434.80 × 932,301.60
  4. Step 4: Simplify right side
    983,623.20x = 1,375,550,224,735.68
  5. Step 5: Solve for x
    x = 1,375,550,224,735.68/983,623.20
  6. Step 6: Final answer
    x = 1,398,452.40

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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.