Home / 725,904-1,001,700.04-403,602.24

Finding the Fourth Proportional to 725,904, 1,001,700.04 and 403,602.24

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Solution

The fourth proportional to 725,904, 1,001,700.04 and 403,602.24 is: 556,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,904 : 1,001,700.04 = 403,602.24 : x
  2. Step 2: Convert to fraction form
    725,904/1,001,700.04 = 403,602.24/x
  3. Step 3: Cross multiply
    725,904x = 1,001,700.04 × 403,602.24
  4. Step 4: Simplify right side
    725,904x = 404,288,379,952.09
  5. Step 5: Solve for x
    x = 404,288,379,952.09/725,904
  6. Step 6: Final answer
    x = 556,944.69

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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.