Home / 942,237.12-1,300,321.68-539,906.88

Finding the Fourth Proportional to 942,237.12, 1,300,321.68 and 539,906.88

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Solution

The fourth proportional to 942,237.12, 1,300,321.68 and 539,906.88 is: 745,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,237.12 : 1,300,321.68 = 539,906.88 : x
  2. Step 2: Convert to fraction form
    942,237.12/1,300,321.68 = 539,906.88/x
  3. Step 3: Cross multiply
    942,237.12x = 1,300,321.68 × 539,906.88
  4. Step 4: Simplify right side
    942,237.12x = 702,052,621,245.16
  5. Step 5: Solve for x
    x = 702,052,621,245.16/942,237.12
  6. Step 6: Final answer
    x = 745,091.24

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1.5x scale

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.