Home / 972,431.90-1,341,882.24-564,467.94

Finding the Fourth Proportional to 972,431.90, 1,341,882.24 and 564,467.94

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Solution

The fourth proportional to 972,431.90, 1,341,882.24 and 564,467.94 is: 778,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,431.90 : 1,341,882.24 = 564,467.94 : x
  2. Step 2: Convert to fraction form
    972,431.90/1,341,882.24 = 564,467.94/x
  3. Step 3: Cross multiply
    972,431.90x = 1,341,882.24 × 564,467.94
  4. Step 4: Simplify right side
    972,431.90x = 757,449,503,735.39
  5. Step 5: Solve for x
    x = 757,449,503,735.39/972,431.90
  6. Step 6: Final answer
    x = 778,922.93

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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.