Home / 775,894.01-1,070,733.74-431,752.11

Finding the Fourth Proportional to 775,894.01, 1,070,733.74 and 431,752.11

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Solution

The fourth proportional to 775,894.01, 1,070,733.74 and 431,752.11 is: 595,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,894.01 : 1,070,733.74 = 431,752.11 : x
  2. Step 2: Convert to fraction form
    775,894.01/1,070,733.74 = 431,752.11/x
  3. Step 3: Cross multiply
    775,894.01x = 1,070,733.74 × 431,752.11
  4. Step 4: Simplify right side
    775,894.01x = 462,291,548,330.62
  5. Step 5: Solve for x
    x = 462,291,548,330.62/775,894.01
  6. Step 6: Final answer
    x = 595,817.91

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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.