Home / 1,055,391.55-1,456,441.56-571,956.67

Finding the Fourth Proportional to 1,055,391.55, 1,456,441.56 and 571,956.67

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Solution

The fourth proportional to 1,055,391.55, 1,456,441.56 and 571,956.67 is: 789,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,391.55 : 1,456,441.56 = 571,956.67 : x
  2. Step 2: Convert to fraction form
    1,055,391.55/1,456,441.56 = 571,956.67/x
  3. Step 3: Cross multiply
    1,055,391.55x = 1,456,441.56 × 571,956.67
  4. Step 4: Simplify right side
    1,055,391.55x = 833,021,464,707.21
  5. Step 5: Solve for x
    x = 833,021,464,707.21/1,055,391.55
  6. Step 6: Final answer
    x = 789,300.87

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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.