Home / 884,859.62-1,221,209.93-502,943.81

Finding the Fourth Proportional to 884,859.62, 1,221,209.93 and 502,943.81

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Solution

The fourth proportional to 884,859.62, 1,221,209.93 and 502,943.81 is: 694,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,859.62 : 1,221,209.93 = 502,943.81 : x
  2. Step 2: Convert to fraction form
    884,859.62/1,221,209.93 = 502,943.81/x
  3. Step 3: Cross multiply
    884,859.62x = 1,221,209.93 × 502,943.81
  4. Step 4: Simplify right side
    884,859.62x = 614,199,970,155.34
  5. Step 5: Solve for x
    x = 614,199,970,155.34/884,859.62
  6. Step 6: Final answer
    x = 694,121.37

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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.