Home / 752,385.76-1,128,644.24-246,795.08

Finding the Fourth Proportional to 752,385.76, 1,128,644.24 and 246,795.08

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Solution

The fourth proportional to 752,385.76, 1,128,644.24 and 246,795.08 is: 370,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,385.76 : 1,128,644.24 = 246,795.08 : x
  2. Step 2: Convert to fraction form
    752,385.76/1,128,644.24 = 246,795.08/x
  3. Step 3: Cross multiply
    752,385.76x = 1,128,644.24 × 246,795.08
  4. Step 4: Simplify right side
    752,385.76x = 278,543,845,502.34
  5. Step 5: Solve for x
    x = 278,543,845,502.34/752,385.76
  6. Step 6: Final answer
    x = 370,214.14

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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.