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Finding the Fourth Proportional to 259,799.52, 358,515.84 and 146,632.80

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Solution

The fourth proportional to 259,799.52, 358,515.84 and 146,632.80 is: 202,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,799.52 : 358,515.84 = 146,632.80 : x
  2. Step 2: Convert to fraction form
    259,799.52/358,515.84 = 146,632.80/x
  3. Step 3: Cross multiply
    259,799.52x = 358,515.84 × 146,632.80
  4. Step 4: Simplify right side
    259,799.52x = 52,570,181,463.55
  5. Step 5: Solve for x
    x = 52,570,181,463.55/259,799.52
  6. Step 6: Final answer
    x = 202,349.03

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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.