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Finding the Fourth Proportional to 360,564.66, 540,597.88 and 158,063.64

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Solution

The fourth proportional to 360,564.66, 540,597.88 and 158,063.64 is: 236,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,564.66 : 540,597.88 = 158,063.64 : x
  2. Step 2: Convert to fraction form
    360,564.66/540,597.88 = 158,063.64/x
  3. Step 3: Cross multiply
    360,564.66x = 540,597.88 × 158,063.64
  4. Step 4: Simplify right side
    360,564.66x = 85,448,868,689.08
  5. Step 5: Solve for x
    x = 85,448,868,689.08/360,564.66
  6. Step 6: Final answer
    x = 236,986.26

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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.