Home / 775,117.42-1,069,954.32-452,932.24

Finding the Fourth Proportional to 775,117.42, 1,069,954.32 and 452,932.24

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Solution

The fourth proportional to 775,117.42, 1,069,954.32 and 452,932.24 is: 625,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,117.42 : 1,069,954.32 = 452,932.24 : x
  2. Step 2: Convert to fraction form
    775,117.42/1,069,954.32 = 452,932.24/x
  3. Step 3: Cross multiply
    775,117.42x = 1,069,954.32 × 452,932.24
  4. Step 4: Simplify right side
    775,117.42x = 484,616,806,855.28
  5. Step 5: Solve for x
    x = 484,616,806,855.28/775,117.42
  6. Step 6: Final answer
    x = 625,217.28

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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.