Home / 804,313.48-1,206,101.89-480,248.69

Finding the Fourth Proportional to 804,313.48, 1,206,101.89 and 480,248.69

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Solution

The fourth proportional to 804,313.48, 1,206,101.89 and 480,248.69 is: 720,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,313.48 : 1,206,101.89 = 480,248.69 : x
  2. Step 2: Convert to fraction form
    804,313.48/1,206,101.89 = 480,248.69/x
  3. Step 3: Cross multiply
    804,313.48x = 1,206,101.89 × 480,248.69
  4. Step 4: Simplify right side
    804,313.48x = 579,228,851,625.06
  5. Step 5: Solve for x
    x = 579,228,851,625.06/804,313.48
  6. Step 6: Final answer
    x = 720,153.11

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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.