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Finding the Fourth Proportional to 532,783.20, 799,228.26 and 153,713.33

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Solution

The fourth proportional to 532,783.20, 799,228.26 and 153,713.33 is: 230,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,783.20 : 799,228.26 = 153,713.33 : x
  2. Step 2: Convert to fraction form
    532,783.20/799,228.26 = 153,713.33/x
  3. Step 3: Cross multiply
    532,783.20x = 799,228.26 × 153,713.33
  4. Step 4: Simplify right side
    532,783.20x = 122,852,033,278.57
  5. Step 5: Solve for x
    x = 122,852,033,278.57/532,783.20
  6. Step 6: Final answer
    x = 230,585.41

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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.