Home / 1,009,766.81-1,393,446.22-574,231.48

Finding the Fourth Proportional to 1,009,766.81, 1,393,446.22 and 574,231.48

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Solution

The fourth proportional to 1,009,766.81, 1,393,446.22 and 574,231.48 is: 792,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,766.81 : 1,393,446.22 = 574,231.48 : x
  2. Step 2: Convert to fraction form
    1,009,766.81/1,393,446.22 = 574,231.48/x
  3. Step 3: Cross multiply
    1,009,766.81x = 1,393,446.22 × 574,231.48
  4. Step 4: Simplify right side
    1,009,766.81x = 800,160,691,360.00
  5. Step 5: Solve for x
    x = 800,160,691,360.00/1,009,766.81
  6. Step 6: Final answer
    x = 792,421.26

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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.