Home / 757,327.07-1,045,114.29-413,170.72

Finding the Fourth Proportional to 757,327.07, 1,045,114.29 and 413,170.72

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Solution

The fourth proportional to 757,327.07, 1,045,114.29 and 413,170.72 is: 570,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,327.07 : 1,045,114.29 = 413,170.72 : x
  2. Step 2: Convert to fraction form
    757,327.07/1,045,114.29 = 413,170.72/x
  3. Step 3: Cross multiply
    757,327.07x = 1,045,114.29 × 413,170.72
  4. Step 4: Simplify right side
    757,327.07x = 431,810,621,068.80
  5. Step 5: Solve for x
    x = 431,810,621,068.80/757,327.07
  6. Step 6: Final answer
    x = 570,177.19

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Double scale
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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.