Home / 752,911.38-1,038,561.30-446,786.10

Finding the Fourth Proportional to 752,911.38, 1,038,561.30 and 446,786.10

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Solution

The fourth proportional to 752,911.38, 1,038,561.30 and 446,786.10 is: 616,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,911.38 : 1,038,561.30 = 446,786.10 : x
  2. Step 2: Convert to fraction form
    752,911.38/1,038,561.30 = 446,786.10/x
  3. Step 3: Cross multiply
    752,911.38x = 1,038,561.30 × 446,786.10
  4. Step 4: Simplify right side
    752,911.38x = 464,014,752,837.93
  5. Step 5: Solve for x
    x = 464,014,752,837.93/752,911.38
  6. Step 6: Final answer
    x = 616,293.98

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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.