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Finding the Fourth Proportional to 267,005.47, 368,466.58 and 144,497.60

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Solution

The fourth proportional to 267,005.47, 368,466.58 and 144,497.60 is: 199,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,005.47 : 368,466.58 = 144,497.60 : x
  2. Step 2: Convert to fraction form
    267,005.47/368,466.58 = 144,497.60/x
  3. Step 3: Cross multiply
    267,005.47x = 368,466.58 × 144,497.60
  4. Step 4: Simplify right side
    267,005.47x = 53,242,536,490.21
  5. Step 5: Solve for x
    x = 53,242,536,490.21/267,005.47
  6. Step 6: Final answer
    x = 199,406.16

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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.