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Finding the Fourth Proportional to 264,080.88, 364,478.20 and 156,710.12

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Solution

The fourth proportional to 264,080.88, 364,478.20 and 156,710.12 is: 216,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,080.88 : 364,478.20 = 156,710.12 : x
  2. Step 2: Convert to fraction form
    264,080.88/364,478.20 = 156,710.12/x
  3. Step 3: Cross multiply
    264,080.88x = 364,478.20 × 156,710.12
  4. Step 4: Simplify right side
    264,080.88x = 57,117,420,245.22
  5. Step 5: Solve for x
    x = 57,117,420,245.22/264,080.88
  6. Step 6: Final answer
    x = 216,287.60

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1.5x scale

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.