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Finding the Fourth Proportional to 264,369, 364,663.20 and 156,862.92

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Solution

The fourth proportional to 264,369, 364,663.20 and 156,862.92 is: 216,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,369 : 364,663.20 = 156,862.92 : x
  2. Step 2: Convert to fraction form
    264,369/364,663.20 = 156,862.92/x
  3. Step 3: Cross multiply
    264,369x = 364,663.20 × 156,862.92
  4. Step 4: Simplify right side
    264,369x = 57,202,134,368.54
  5. Step 5: Solve for x
    x = 57,202,134,368.54/264,369
  6. Step 6: Final answer
    x = 216,372.32

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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.