Home / 894,627.69-1,235,331.15-829,718.89

Finding the Fourth Proportional to 894,627.69, 1,235,331.15 and 829,718.89

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Solution

The fourth proportional to 894,627.69, 1,235,331.15 and 829,718.89 is: 1,145,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,627.69 : 1,235,331.15 = 829,718.89 : x
  2. Step 2: Convert to fraction form
    894,627.69/1,235,331.15 = 829,718.89/x
  3. Step 3: Cross multiply
    894,627.69x = 1,235,331.15 × 829,718.89
  4. Step 4: Simplify right side
    894,627.69x = 1,024,977,595,976.56
  5. Step 5: Solve for x
    x = 1,024,977,595,976.56/894,627.69
  6. Step 6: Final answer
    x = 1,145,702.97

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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.