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Finding the Fourth Proportional to 229,299.01, 342,404.46 and 187,262.54

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Solution

The fourth proportional to 229,299.01, 342,404.46 and 187,262.54 is: 279,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,299.01 : 342,404.46 = 187,262.54 : x
  2. Step 2: Convert to fraction form
    229,299.01/342,404.46 = 187,262.54/x
  3. Step 3: Cross multiply
    229,299.01x = 342,404.46 × 187,262.54
  4. Step 4: Simplify right side
    229,299.01x = 64,119,528,886.93
  5. Step 5: Solve for x
    x = 64,119,528,886.93/229,299.01
  6. Step 6: Final answer
    x = 279,632.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.