Home / 884,408.85-1,220,488.26-502,456.59

Finding the Fourth Proportional to 884,408.85, 1,220,488.26 and 502,456.59

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Solution

The fourth proportional to 884,408.85, 1,220,488.26 and 502,456.59 is: 693,392.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,408.85 : 1,220,488.26 = 502,456.59 : x
  2. Step 2: Convert to fraction form
    884,408.85/1,220,488.26 = 502,456.59/x
  3. Step 3: Cross multiply
    884,408.85x = 1,220,488.26 × 502,456.59
  4. Step 4: Simplify right side
    884,408.85x = 613,242,369,254.63
  5. Step 5: Solve for x
    x = 613,242,369,254.63/884,408.85
  6. Step 6: Final answer
    x = 693,392.39

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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.