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Finding the Fourth Proportional to 369,292.59, 508,927.82 and 267,144.57

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Solution

The fourth proportional to 369,292.59, 508,927.82 and 267,144.57 is: 368,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,292.59 : 508,927.82 = 267,144.57 : x
  2. Step 2: Convert to fraction form
    369,292.59/508,927.82 = 267,144.57/x
  3. Step 3: Cross multiply
    369,292.59x = 508,927.82 × 267,144.57
  4. Step 4: Simplify right side
    369,292.59x = 135,957,302,299.22
  5. Step 5: Solve for x
    x = 135,957,302,299.22/369,292.59
  6. Step 6: Final answer
    x = 368,156.05

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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.