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Finding the Fourth Proportional to 358,737.15, 495,092.21 and 267,935.49

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Solution

The fourth proportional to 358,737.15, 495,092.21 and 267,935.49 is: 369,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,737.15 : 495,092.21 = 267,935.49 : x
  2. Step 2: Convert to fraction form
    358,737.15/495,092.21 = 267,935.49/x
  3. Step 3: Cross multiply
    358,737.15x = 495,092.21 × 267,935.49
  4. Step 4: Simplify right side
    358,737.15x = 132,652,772,541.86
  5. Step 5: Solve for x
    x = 132,652,772,541.86/358,737.15
  6. Step 6: Final answer
    x = 369,777.07

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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.