Home / 884,869.36-1,221,223.40-502,953.56

Finding the Fourth Proportional to 884,869.36, 1,221,223.40 and 502,953.56

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Solution

The fourth proportional to 884,869.36, 1,221,223.40 and 502,953.56 is: 694,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,869.36 : 1,221,223.40 = 502,953.56 : x
  2. Step 2: Convert to fraction form
    884,869.36/1,221,223.40 = 502,953.56/x
  3. Step 3: Cross multiply
    884,869.36x = 1,221,223.40 × 502,953.56
  4. Step 4: Simplify right side
    884,869.36x = 614,218,656,585.30
  5. Step 5: Solve for x
    x = 614,218,656,585.30/884,869.36
  6. Step 6: Final answer
    x = 694,134.85

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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.