Home / 775,827.24-1,070,634.54-436,288.20

Finding the Fourth Proportional to 775,827.24, 1,070,634.54 and 436,288.20

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Solution

The fourth proportional to 775,827.24, 1,070,634.54 and 436,288.20 is: 602,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,827.24 : 1,070,634.54 = 436,288.20 : x
  2. Step 2: Convert to fraction form
    775,827.24/1,070,634.54 = 436,288.20/x
  3. Step 3: Cross multiply
    775,827.24x = 1,070,634.54 × 436,288.20
  4. Step 4: Simplify right side
    775,827.24x = 467,105,216,314.43
  5. Step 5: Solve for x
    x = 467,105,216,314.43/775,827.24
  6. Step 6: Final answer
    x = 602,073.75

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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.