Home / 939,815.76-1,296,947.14-510,096.04

Finding the Fourth Proportional to 939,815.76, 1,296,947.14 and 510,096.04

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Solution

The fourth proportional to 939,815.76, 1,296,947.14 and 510,096.04 is: 703,933.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,815.76 : 1,296,947.14 = 510,096.04 : x
  2. Step 2: Convert to fraction form
    939,815.76/1,296,947.14 = 510,096.04/x
  3. Step 3: Cross multiply
    939,815.76x = 1,296,947.14 × 510,096.04
  4. Step 4: Simplify right side
    939,815.76x = 661,567,600,203.33
  5. Step 5: Solve for x
    x = 661,567,600,203.33/939,815.76
  6. Step 6: Final answer
    x = 703,933.29

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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.