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Finding the Fourth Proportional to 444,306.42, 613,127.61 and 253,381.26

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Solution

The fourth proportional to 444,306.42, 613,127.61 and 253,381.26 is: 349,657.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,306.42 : 613,127.61 = 253,381.26 : x
  2. Step 2: Convert to fraction form
    444,306.42/613,127.61 = 253,381.26/x
  3. Step 3: Cross multiply
    444,306.42x = 613,127.61 × 253,381.26
  4. Step 4: Simplify right side
    444,306.42x = 155,355,046,362.59
  5. Step 5: Solve for x
    x = 155,355,046,362.59/444,306.42
  6. Step 6: Final answer
    x = 349,657.44

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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.