Home / 752,817.44-1,038,541.52-480,749.04

Finding the Fourth Proportional to 752,817.44, 1,038,541.52 and 480,749.04

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Solution

The fourth proportional to 752,817.44, 1,038,541.52 and 480,749.04 is: 663,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,817.44 : 1,038,541.52 = 480,749.04 : x
  2. Step 2: Convert to fraction form
    752,817.44/1,038,541.52 = 480,749.04/x
  3. Step 3: Cross multiply
    752,817.44x = 1,038,541.52 × 480,749.04
  4. Step 4: Simplify right side
    752,817.44x = 499,277,838,740.14
  5. Step 5: Solve for x
    x = 499,277,838,740.14/752,817.44
  6. Step 6: Final answer
    x = 663,212.37

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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.