Home / 838,248.67-1,257,360.72-207,162.46

Finding the Fourth Proportional to 838,248.67, 1,257,360.72 and 207,162.46

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Solution

The fourth proportional to 838,248.67, 1,257,360.72 and 207,162.46 is: 310,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,248.67 : 1,257,360.72 = 207,162.46 : x
  2. Step 2: Convert to fraction form
    838,248.67/1,257,360.72 = 207,162.46/x
  3. Step 3: Cross multiply
    838,248.67x = 1,257,360.72 × 207,162.46
  4. Step 4: Simplify right side
    838,248.67x = 260,477,939,862.57
  5. Step 5: Solve for x
    x = 260,477,939,862.57/838,248.67
  6. Step 6: Final answer
    x = 310,740.65

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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.