Home / 755,837.46-1,043,055.67-416,305.71

Finding the Fourth Proportional to 755,837.46, 1,043,055.67 and 416,305.71

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Solution

The fourth proportional to 755,837.46, 1,043,055.67 and 416,305.71 is: 574,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,837.46 : 1,043,055.67 = 416,305.71 : x
  2. Step 2: Convert to fraction form
    755,837.46/1,043,055.67 = 416,305.71/x
  3. Step 3: Cross multiply
    755,837.46x = 1,043,055.67 × 416,305.71
  4. Step 4: Simplify right side
    755,837.46x = 434,230,031,268.88
  5. Step 5: Solve for x
    x = 434,230,031,268.88/755,837.46
  6. Step 6: Final answer
    x = 574,501.87

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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.