Home / 752,764.64-1,038,746.16-446,788.76

Finding the Fourth Proportional to 752,764.64, 1,038,746.16 and 446,788.76

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Solution

The fourth proportional to 752,764.64, 1,038,746.16 and 446,788.76 is: 616,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,764.64 : 1,038,746.16 = 446,788.76 : x
  2. Step 2: Convert to fraction form
    752,764.64/1,038,746.16 = 446,788.76/x
  3. Step 3: Cross multiply
    752,764.64x = 1,038,746.16 × 446,788.76
  4. Step 4: Simplify right side
    752,764.64x = 464,100,103,587.43
  5. Step 5: Solve for x
    x = 464,100,103,587.43/752,764.64
  6. Step 6: Final answer
    x = 616,527.51

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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.