Home / 775,566.35-1,070,346.20-431,467.10

Finding the Fourth Proportional to 775,566.35, 1,070,346.20 and 431,467.10

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Solution

The fourth proportional to 775,566.35, 1,070,346.20 and 431,467.10 is: 595,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,566.35 : 1,070,346.20 = 431,467.10 : x
  2. Step 2: Convert to fraction form
    775,566.35/1,070,346.20 = 431,467.10/x
  3. Step 3: Cross multiply
    775,566.35x = 1,070,346.20 × 431,467.10
  4. Step 4: Simplify right side
    775,566.35x = 461,819,163,400.95
  5. Step 5: Solve for x
    x = 461,819,163,400.95/775,566.35
  6. Step 6: Final answer
    x = 595,460.55

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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.