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Finding the Fourth Proportional to 267,254.40, 368,814.72 and 146,393.28

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Solution

The fourth proportional to 267,254.40, 368,814.72 and 146,393.28 is: 202,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,254.40 : 368,814.72 = 146,393.28 : x
  2. Step 2: Convert to fraction form
    267,254.40/368,814.72 = 146,393.28/x
  3. Step 3: Cross multiply
    267,254.40x = 368,814.72 × 146,393.28
  4. Step 4: Simplify right side
    267,254.40x = 53,991,996,573.08
  5. Step 5: Solve for x
    x = 53,991,996,573.08/267,254.40
  6. Step 6: Final answer
    x = 202,024.72

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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.