Home / 775,113.42-1,069,948.80-452,928.24

Finding the Fourth Proportional to 775,113.42, 1,069,948.80 and 452,928.24

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Solution

The fourth proportional to 775,113.42, 1,069,948.80 and 452,928.24 is: 625,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,113.42 : 1,069,948.80 = 452,928.24 : x
  2. Step 2: Convert to fraction form
    775,113.42/1,069,948.80 = 452,928.24/x
  3. Step 3: Cross multiply
    775,113.42x = 1,069,948.80 × 452,928.24
  4. Step 4: Simplify right side
    775,113.42x = 484,610,026,874.11
  5. Step 5: Solve for x
    x = 484,610,026,874.11/775,113.42
  6. Step 6: Final answer
    x = 625,211.76

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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.