Home / 752,648.13-1,129,594.32-373,553.55

Finding the Fourth Proportional to 752,648.13, 1,129,594.32 and 373,553.55

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Solution

The fourth proportional to 752,648.13, 1,129,594.32 and 373,553.55 is: 560,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,648.13 : 1,129,594.32 = 373,553.55 : x
  2. Step 2: Convert to fraction form
    752,648.13/1,129,594.32 = 373,553.55/x
  3. Step 3: Cross multiply
    752,648.13x = 1,129,594.32 × 373,553.55
  4. Step 4: Simplify right side
    752,648.13x = 421,963,968,295.84
  5. Step 5: Solve for x
    x = 421,963,968,295.84/752,648.13
  6. Step 6: Final answer
    x = 560,639.10

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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.