Home / 775,373.04-1,070,015.46-431,201.46

Finding the Fourth Proportional to 775,373.04, 1,070,015.46 and 431,201.46

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Solution

The fourth proportional to 775,373.04, 1,070,015.46 and 431,201.46 is: 595,058.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,373.04 : 1,070,015.46 = 431,201.46 : x
  2. Step 2: Convert to fraction form
    775,373.04/1,070,015.46 = 431,201.46/x
  3. Step 3: Cross multiply
    775,373.04x = 1,070,015.46 × 431,201.46
  4. Step 4: Simplify right side
    775,373.04x = 461,392,228,574.57
  5. Step 5: Solve for x
    x = 461,392,228,574.57/775,373.04
  6. Step 6: Final answer
    x = 595,058.38

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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.