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Finding the Fourth Proportional to 379,332.83, 523,554.02 and 226,294.42

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Solution

The fourth proportional to 379,332.83, 523,554.02 and 226,294.42 is: 312,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,332.83 : 523,554.02 = 226,294.42 : x
  2. Step 2: Convert to fraction form
    379,332.83/523,554.02 = 226,294.42/x
  3. Step 3: Cross multiply
    379,332.83x = 523,554.02 × 226,294.42
  4. Step 4: Simplify right side
    379,332.83x = 118,477,352,551.42
  5. Step 5: Solve for x
    x = 118,477,352,551.42/379,332.83
  6. Step 6: Final answer
    x = 312,330.87

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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.