Home / 648,081.27-972,122.01-174,766.68

Finding the Fourth Proportional to 648,081.27, 972,122.01 and 174,766.68

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Solution

The fourth proportional to 648,081.27, 972,122.01 and 174,766.68 is: 262,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,081.27 : 972,122.01 = 174,766.68 : x
  2. Step 2: Convert to fraction form
    648,081.27/972,122.01 = 174,766.68/x
  3. Step 3: Cross multiply
    648,081.27x = 972,122.01 × 174,766.68
  4. Step 4: Simplify right side
    648,081.27x = 169,894,535,587.25
  5. Step 5: Solve for x
    x = 169,894,535,587.25/648,081.27
  6. Step 6: Final answer
    x = 262,150.05

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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.