Home / 752,590.86-1,038,561.93-425,900.58

Finding the Fourth Proportional to 752,590.86, 1,038,561.93 and 425,900.58

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Solution

The fourth proportional to 752,590.86, 1,038,561.93 and 425,900.58 is: 587,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,590.86 : 1,038,561.93 = 425,900.58 : x
  2. Step 2: Convert to fraction form
    752,590.86/1,038,561.93 = 425,900.58/x
  3. Step 3: Cross multiply
    752,590.86x = 1,038,561.93 × 425,900.58
  4. Step 4: Simplify right side
    752,590.86x = 442,324,128,352.92
  5. Step 5: Solve for x
    x = 442,324,128,352.92/752,590.86
  6. Step 6: Final answer
    x = 587,735.19

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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.