Home / 735,568.80-1,015,085.85-413,278.71

Finding the Fourth Proportional to 735,568.80, 1,015,085.85 and 413,278.71

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Solution

The fourth proportional to 735,568.80, 1,015,085.85 and 413,278.71 is: 570,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,568.80 : 1,015,085.85 = 413,278.71 : x
  2. Step 2: Convert to fraction form
    735,568.80/1,015,085.85 = 413,278.71/x
  3. Step 3: Cross multiply
    735,568.80x = 1,015,085.85 × 413,278.71
  4. Step 4: Simplify right side
    735,568.80x = 419,513,370,627.25
  5. Step 5: Solve for x
    x = 419,513,370,627.25/735,568.80
  6. Step 6: Final answer
    x = 570,325.13

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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.