Home / 752,848.83-1,038,933.27-413,338.95

Finding the Fourth Proportional to 752,848.83, 1,038,933.27 and 413,338.95

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Solution

The fourth proportional to 752,848.83, 1,038,933.27 and 413,338.95 is: 570,408.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,848.83 : 1,038,933.27 = 413,338.95 : x
  2. Step 2: Convert to fraction form
    752,848.83/1,038,933.27 = 413,338.95/x
  3. Step 3: Cross multiply
    752,848.83x = 1,038,933.27 × 413,338.95
  4. Step 4: Simplify right side
    752,848.83x = 429,431,586,941.87
  5. Step 5: Solve for x
    x = 429,431,586,941.87/752,848.83
  6. Step 6: Final answer
    x = 570,408.79

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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.