Home / 438,136.20-604,486.26-244,512.45

Finding the Fourth Proportional to 438,136.20, 604,486.26 and 244,512.45

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Solution

The fourth proportional to 438,136.20, 604,486.26 and 244,512.45 is: 337,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,136.20 : 604,486.26 = 244,512.45 : x
  2. Step 2: Convert to fraction form
    438,136.20/604,486.26 = 244,512.45/x
  3. Step 3: Cross multiply
    438,136.20x = 604,486.26 × 244,512.45
  4. Step 4: Simplify right side
    438,136.20x = 147,804,416,423.94
  5. Step 5: Solve for x
    x = 147,804,416,423.94/438,136.20
  6. Step 6: Final answer
    x = 337,348.10

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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.