Home / 325,001.17-448,488.33-189,039.01

Finding the Fourth Proportional to 325,001.17, 448,488.33 and 189,039.01

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Solution

The fourth proportional to 325,001.17, 448,488.33 and 189,039.01 is: 260,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,001.17 : 448,488.33 = 189,039.01 : x
  2. Step 2: Convert to fraction form
    325,001.17/448,488.33 = 189,039.01/x
  3. Step 3: Cross multiply
    325,001.17x = 448,488.33 × 189,039.01
  4. Step 4: Simplify right side
    325,001.17x = 84,781,789,899.75
  5. Step 5: Solve for x
    x = 84,781,789,899.75/325,001.17
  6. Step 6: Final answer
    x = 260,866.11

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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.