Home / 744,782.75-1,025,842.37-572,370.81

Finding the Fourth Proportional to 744,782.75, 1,025,842.37 and 572,370.81

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Solution

The fourth proportional to 744,782.75, 1,025,842.37 and 572,370.81 is: 788,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,782.75 : 1,025,842.37 = 572,370.81 : x
  2. Step 2: Convert to fraction form
    744,782.75/1,025,842.37 = 572,370.81/x
  3. Step 3: Cross multiply
    744,782.75x = 1,025,842.37 × 572,370.81
  4. Step 4: Simplify right side
    744,782.75x = 587,162,225,387.37
  5. Step 5: Solve for x
    x = 587,162,225,387.37/744,782.75
  6. Step 6: Final answer
    x = 788,367.11

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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.