Home / 902,392.56-1,245,301.68-539,831.64

Finding the Fourth Proportional to 902,392.56, 1,245,301.68 and 539,831.64

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Solution

The fourth proportional to 902,392.56, 1,245,301.68 and 539,831.64 is: 744,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,392.56 : 1,245,301.68 = 539,831.64 : x
  2. Step 2: Convert to fraction form
    902,392.56/1,245,301.68 = 539,831.64/x
  3. Step 3: Cross multiply
    902,392.56x = 1,245,301.68 × 539,831.64
  4. Step 4: Simplify right side
    902,392.56x = 672,253,248,209.16
  5. Step 5: Solve for x
    x = 672,253,248,209.16/902,392.56
  6. Step 6: Final answer
    x = 744,967.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.