Home / 746,695.55-1,120,041.20-185,730.05

Finding the Fourth Proportional to 746,695.55, 1,120,041.20 and 185,730.05

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Solution

The fourth proportional to 746,695.55, 1,120,041.20 and 185,730.05 is: 278,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,695.55 : 1,120,041.20 = 185,730.05 : x
  2. Step 2: Convert to fraction form
    746,695.55/1,120,041.20 = 185,730.05/x
  3. Step 3: Cross multiply
    746,695.55x = 1,120,041.20 × 185,730.05
  4. Step 4: Simplify right side
    746,695.55x = 208,025,311,342.49
  5. Step 5: Solve for x
    x = 208,025,311,342.49/746,695.55
  6. Step 6: Final answer
    x = 278,594.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.