Home / 691,182.76-1,036,618.62-247,950.76

Finding the Fourth Proportional to 691,182.76, 1,036,618.62 and 247,950.76

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Solution

The fourth proportional to 691,182.76, 1,036,618.62 and 247,950.76 is: 371,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,182.76 : 1,036,618.62 = 247,950.76 : x
  2. Step 2: Convert to fraction form
    691,182.76/1,036,618.62 = 247,950.76/x
  3. Step 3: Cross multiply
    691,182.76x = 1,036,618.62 × 247,950.76
  4. Step 4: Simplify right side
    691,182.76x = 257,030,374,659.15
  5. Step 5: Solve for x
    x = 257,030,374,659.15/691,182.76
  6. Step 6: Final answer
    x = 371,870.35

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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.