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Finding the Fourth Proportional to 338,502.16, 467,133.24 and 187,599.16

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Solution

The fourth proportional to 338,502.16, 467,133.24 and 187,599.16 is: 258,886.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,502.16 : 467,133.24 = 187,599.16 : x
  2. Step 2: Convert to fraction form
    338,502.16/467,133.24 = 187,599.16/x
  3. Step 3: Cross multiply
    338,502.16x = 467,133.24 × 187,599.16
  4. Step 4: Simplify right side
    338,502.16x = 87,633,803,432.08
  5. Step 5: Solve for x
    x = 87,633,803,432.08/338,502.16
  6. Step 6: Final answer
    x = 258,886.98

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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.