Home / 885,247.37-1,221,721.85-503,273.24

Finding the Fourth Proportional to 885,247.37, 1,221,721.85 and 503,273.24

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Solution

The fourth proportional to 885,247.37, 1,221,721.85 and 503,273.24 is: 694,562.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,247.37 : 1,221,721.85 = 503,273.24 : x
  2. Step 2: Convert to fraction form
    885,247.37/1,221,721.85 = 503,273.24/x
  3. Step 3: Cross multiply
    885,247.37x = 1,221,721.85 × 503,273.24
  4. Step 4: Simplify right side
    885,247.37x = 614,859,913,828.29
  5. Step 5: Solve for x
    x = 614,859,913,828.29/885,247.37
  6. Step 6: Final answer
    x = 694,562.82

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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.