Home / 939,723.47-1,296,819.04-510,003.59

Finding the Fourth Proportional to 939,723.47, 1,296,819.04 and 510,003.59

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Solution

The fourth proportional to 939,723.47, 1,296,819.04 and 510,003.59 is: 703,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,723.47 : 1,296,819.04 = 510,003.59 : x
  2. Step 2: Convert to fraction form
    939,723.47/1,296,819.04 = 510,003.59/x
  3. Step 3: Cross multiply
    939,723.47x = 1,296,819.04 × 510,003.59
  4. Step 4: Simplify right side
    939,723.47x = 661,382,358,221.25
  5. Step 5: Solve for x
    x = 661,382,358,221.25/939,723.47
  6. Step 6: Final answer
    x = 703,805.30

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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.