Home / 752,063.27-1,127,533.86-452,473.65

Finding the Fourth Proportional to 752,063.27, 1,127,533.86 and 452,473.65

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Solution

The fourth proportional to 752,063.27, 1,127,533.86 and 452,473.65 is: 678,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,063.27 : 1,127,533.86 = 452,473.65 : x
  2. Step 2: Convert to fraction form
    752,063.27/1,127,533.86 = 452,473.65/x
  3. Step 3: Cross multiply
    752,063.27x = 1,127,533.86 × 452,473.65
  4. Step 4: Simplify right side
    752,063.27x = 510,179,361,132.79
  5. Step 5: Solve for x
    x = 510,179,361,132.79/752,063.27
  6. Step 6: Final answer
    x = 678,372.93

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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.