Home / 863,259.11-1,294,532.40-294,686.06

Finding the Fourth Proportional to 863,259.11, 1,294,532.40 and 294,686.06

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Solution

The fourth proportional to 863,259.11, 1,294,532.40 and 294,686.06 is: 441,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,259.11 : 1,294,532.40 = 294,686.06 : x
  2. Step 2: Convert to fraction form
    863,259.11/1,294,532.40 = 294,686.06/x
  3. Step 3: Cross multiply
    863,259.11x = 1,294,532.40 × 294,686.06
  4. Step 4: Simplify right side
    863,259.11x = 381,480,652,498.34
  5. Step 5: Solve for x
    x = 381,480,652,498.34/863,259.11
  6. Step 6: Final answer
    x = 441,907.47

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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.