Home / 735,540.16-1,015,147.74-413,275.18

Finding the Fourth Proportional to 735,540.16, 1,015,147.74 and 413,275.18

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Solution

The fourth proportional to 735,540.16, 1,015,147.74 and 413,275.18 is: 570,377.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,540.16 : 1,015,147.74 = 413,275.18 : x
  2. Step 2: Convert to fraction form
    735,540.16/1,015,147.74 = 413,275.18/x
  3. Step 3: Cross multiply
    735,540.16x = 1,015,147.74 × 413,275.18
  4. Step 4: Simplify right side
    735,540.16x = 419,535,364,975.09
  5. Step 5: Solve for x
    x = 419,535,364,975.09/735,540.16
  6. Step 6: Final answer
    x = 570,377.24

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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.