Home / 969,165.32-1,337,448.20-539,436.22

Finding the Fourth Proportional to 969,165.32, 1,337,448.20 and 539,436.22

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Solution

The fourth proportional to 969,165.32, 1,337,448.20 and 539,436.22 is: 744,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,165.32 : 1,337,448.20 = 539,436.22 : x
  2. Step 2: Convert to fraction form
    969,165.32/1,337,448.20 = 539,436.22/x
  3. Step 3: Cross multiply
    969,165.32x = 1,337,448.20 × 539,436.22
  4. Step 4: Simplify right side
    969,165.32x = 721,467,995,413.00
  5. Step 5: Solve for x
    x = 721,467,995,413.00/969,165.32
  6. Step 6: Final answer
    x = 744,422.01

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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.