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Finding the Fourth Proportional to 653,337.09, 980,010.63 and 180,048.42

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Solution

The fourth proportional to 653,337.09, 980,010.63 and 180,048.42 is: 270,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,337.09 : 980,010.63 = 180,048.42 : x
  2. Step 2: Convert to fraction form
    653,337.09/980,010.63 = 180,048.42/x
  3. Step 3: Cross multiply
    653,337.09x = 980,010.63 × 180,048.42
  4. Step 4: Simplify right side
    653,337.09x = 176,449,365,514.71
  5. Step 5: Solve for x
    x = 176,449,365,514.71/653,337.09
  6. Step 6: Final answer
    x = 270,074.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.