Home / 946,862.52-1,306,650.06-517,144.36

Finding the Fourth Proportional to 946,862.52, 1,306,650.06 and 517,144.36

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Solution

The fourth proportional to 946,862.52, 1,306,650.06 and 517,144.36 is: 713,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,862.52 : 1,306,650.06 = 517,144.36 : x
  2. Step 2: Convert to fraction form
    946,862.52/1,306,650.06 = 517,144.36/x
  3. Step 3: Cross multiply
    946,862.52x = 1,306,650.06 × 517,144.36
  4. Step 4: Simplify right side
    946,862.52x = 675,726,709,022.66
  5. Step 5: Solve for x
    x = 675,726,709,022.66/946,862.52
  6. Step 6: Final answer
    x = 713,648.17

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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.