Home / 954,641.30-1,431,015.98-448,295.85

Finding the Fourth Proportional to 954,641.30, 1,431,015.98 and 448,295.85

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Solution

The fourth proportional to 954,641.30, 1,431,015.98 and 448,295.85 is: 671,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,641.30 : 1,431,015.98 = 448,295.85 : x
  2. Step 2: Convert to fraction form
    954,641.30/1,431,015.98 = 448,295.85/x
  3. Step 3: Cross multiply
    954,641.30x = 1,431,015.98 × 448,295.85
  4. Step 4: Simplify right side
    954,641.30x = 641,518,522,876.20
  5. Step 5: Solve for x
    x = 641,518,522,876.20/954,641.30
  6. Step 6: Final answer
    x = 671,999.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.