Home / 775,339.16-1,069,811.15-452,986.97

Finding the Fourth Proportional to 775,339.16, 1,069,811.15 and 452,986.97

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Solution

The fourth proportional to 775,339.16, 1,069,811.15 and 452,986.97 is: 625,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,339.16 : 1,069,811.15 = 452,986.97 : x
  2. Step 2: Convert to fraction form
    775,339.16/1,069,811.15 = 452,986.97/x
  3. Step 3: Cross multiply
    775,339.16x = 1,069,811.15 × 452,986.97
  4. Step 4: Simplify right side
    775,339.16x = 484,610,503,696.73
  5. Step 5: Solve for x
    x = 484,610,503,696.73/775,339.16
  6. Step 6: Final answer
    x = 625,030.35

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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.