Home / 558,136.29-770,223.96-303,487.41

Finding the Fourth Proportional to 558,136.29, 770,223.96 and 303,487.41

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Solution

The fourth proportional to 558,136.29, 770,223.96 and 303,487.41 is: 418,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,136.29 : 770,223.96 = 303,487.41 : x
  2. Step 2: Convert to fraction form
    558,136.29/770,223.96 = 303,487.41/x
  3. Step 3: Cross multiply
    558,136.29x = 770,223.96 × 303,487.41
  4. Step 4: Simplify right side
    558,136.29x = 233,753,274,740.34
  5. Step 5: Solve for x
    x = 233,753,274,740.34/558,136.29
  6. Step 6: Final answer
    x = 418,810.39

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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.