Home / 794,475.18-1,191,338.19-288,679.50

Finding the Fourth Proportional to 794,475.18, 1,191,338.19 and 288,679.50

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Solution

The fourth proportional to 794,475.18, 1,191,338.19 and 288,679.50 is: 432,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,475.18 : 1,191,338.19 = 288,679.50 : x
  2. Step 2: Convert to fraction form
    794,475.18/1,191,338.19 = 288,679.50/x
  3. Step 3: Cross multiply
    794,475.18x = 1,191,338.19 × 288,679.50
  4. Step 4: Simplify right side
    794,475.18x = 343,914,913,020.11
  5. Step 5: Solve for x
    x = 343,914,913,020.11/794,475.18
  6. Step 6: Final answer
    x = 432,883.14

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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.