Home / 1,269,501.72-1,904,244.36-322,864.26

Finding the Fourth Proportional to 1,269,501.72, 1,904,244.36 and 322,864.26

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Solution

The fourth proportional to 1,269,501.72, 1,904,244.36 and 322,864.26 is: 484,294.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,501.72 : 1,904,244.36 = 322,864.26 : x
  2. Step 2: Convert to fraction form
    1,269,501.72/1,904,244.36 = 322,864.26/x
  3. Step 3: Cross multiply
    1,269,501.72x = 1,904,244.36 × 322,864.26
  4. Step 4: Simplify right side
    1,269,501.72x = 614,812,446,150.57
  5. Step 5: Solve for x
    x = 614,812,446,150.57/1,269,501.72
  6. Step 6: Final answer
    x = 484,294.30

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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.