Home / 752,764.89-1,038,777.44-446,854.35

Finding the Fourth Proportional to 752,764.89, 1,038,777.44 and 446,854.35

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Solution

The fourth proportional to 752,764.89, 1,038,777.44 and 446,854.35 is: 616,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,764.89 : 1,038,777.44 = 446,854.35 : x
  2. Step 2: Convert to fraction form
    752,764.89/1,038,777.44 = 446,854.35/x
  3. Step 3: Cross multiply
    752,764.89x = 1,038,777.44 × 446,854.35
  4. Step 4: Simplify right side
    752,764.89x = 464,182,215,511.59
  5. Step 5: Solve for x
    x = 464,182,215,511.59/752,764.89
  6. Step 6: Final answer
    x = 616,636.38

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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.