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Finding the Fourth Proportional to 459,001.80, 633,409.89 and 255,047.48

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Solution

The fourth proportional to 459,001.80, 633,409.89 and 255,047.48 is: 351,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,001.80 : 633,409.89 = 255,047.48 : x
  2. Step 2: Convert to fraction form
    459,001.80/633,409.89 = 255,047.48/x
  3. Step 3: Cross multiply
    459,001.80x = 633,409.89 × 255,047.48
  4. Step 4: Simplify right side
    459,001.80x = 161,549,596,251.58
  5. Step 5: Solve for x
    x = 161,549,596,251.58/459,001.80
  6. Step 6: Final answer
    x = 351,958.52

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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.