Home / 972,571.74-1,342,431.27-564,765.90

Finding the Fourth Proportional to 972,571.74, 1,342,431.27 and 564,765.90

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Solution

The fourth proportional to 972,571.74, 1,342,431.27 and 564,765.90 is: 779,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,571.74 : 1,342,431.27 = 564,765.90 : x
  2. Step 2: Convert to fraction form
    972,571.74/1,342,431.27 = 564,765.90/x
  3. Step 3: Cross multiply
    972,571.74x = 1,342,431.27 × 564,765.90
  4. Step 4: Simplify right side
    972,571.74x = 758,159,404,389.69
  5. Step 5: Solve for x
    x = 758,159,404,389.69/972,571.74
  6. Step 6: Final answer
    x = 779,540.85

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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.