Home / 823,569.73-1,136,518.30-474,581.92

Finding the Fourth Proportional to 823,569.73, 1,136,518.30 and 474,581.92

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Solution

The fourth proportional to 823,569.73, 1,136,518.30 and 474,581.92 is: 654,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,569.73 : 1,136,518.30 = 474,581.92 : x
  2. Step 2: Convert to fraction form
    823,569.73/1,136,518.30 = 474,581.92/x
  3. Step 3: Cross multiply
    823,569.73x = 1,136,518.30 × 474,581.92
  4. Step 4: Simplify right side
    823,569.73x = 539,371,036,929.14
  5. Step 5: Solve for x
    x = 539,371,036,929.14/823,569.73
  6. Step 6: Final answer
    x = 654,918.48

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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.