Home / 884,408.84-1,220,488.24-502,456.58

Finding the Fourth Proportional to 884,408.84, 1,220,488.24 and 502,456.58

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Solution

The fourth proportional to 884,408.84, 1,220,488.24 and 502,456.58 is: 693,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,408.84 : 1,220,488.24 = 502,456.58 : x
  2. Step 2: Convert to fraction form
    884,408.84/1,220,488.24 = 502,456.58/x
  3. Step 3: Cross multiply
    884,408.84x = 1,220,488.24 × 502,456.58
  4. Step 4: Simplify right side
    884,408.84x = 613,242,347,000.62
  5. Step 5: Solve for x
    x = 613,242,347,000.62/884,408.84
  6. Step 6: Final answer
    x = 693,392.38

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1.5x scale

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.