Home / 884,870.36-1,221,224.78-502,954.56

Finding the Fourth Proportional to 884,870.36, 1,221,224.78 and 502,954.56

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Solution

The fourth proportional to 884,870.36, 1,221,224.78 and 502,954.56 is: 694,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,870.36 : 1,221,224.78 = 502,954.56 : x
  2. Step 2: Convert to fraction form
    884,870.36/1,221,224.78 = 502,954.56/x
  3. Step 3: Cross multiply
    884,870.36x = 1,221,224.78 × 502,954.56
  4. Step 4: Simplify right side
    884,870.36x = 614,220,571,886.00
  5. Step 5: Solve for x
    x = 614,220,571,886.00/884,870.36
  6. Step 6: Final answer
    x = 694,136.23

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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.