Home / 948,731.67-1,309,280.76-540,826.11

Finding the Fourth Proportional to 948,731.67, 1,309,280.76 and 540,826.11

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Solution

The fourth proportional to 948,731.67, 1,309,280.76 and 540,826.11 is: 746,357.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,731.67 : 1,309,280.76 = 540,826.11 : x
  2. Step 2: Convert to fraction form
    948,731.67/1,309,280.76 = 540,826.11/x
  3. Step 3: Cross multiply
    948,731.67x = 1,309,280.76 × 540,826.11
  4. Step 4: Simplify right side
    948,731.67x = 708,093,220,328.64
  5. Step 5: Solve for x
    x = 708,093,220,328.64/948,731.67
  6. Step 6: Final answer
    x = 746,357.73

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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.