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Finding the Fourth Proportional to 426,224.79, 588,266.37 and 254,153.88

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Solution

The fourth proportional to 426,224.79, 588,266.37 and 254,153.88 is: 350,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,224.79 : 588,266.37 = 254,153.88 : x
  2. Step 2: Convert to fraction form
    426,224.79/588,266.37 = 254,153.88/x
  3. Step 3: Cross multiply
    426,224.79x = 588,266.37 × 254,153.88
  4. Step 4: Simplify right side
    426,224.79x = 149,510,180,409.02
  5. Step 5: Solve for x
    x = 149,510,180,409.02/426,224.79
  6. Step 6: Final answer
    x = 350,777.77

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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.