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Finding the Fourth Proportional to 426,576, 588,674.88 and 247,739.52

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Solution

The fourth proportional to 426,576, 588,674.88 and 247,739.52 is: 341,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,576 : 588,674.88 = 247,739.52 : x
  2. Step 2: Convert to fraction form
    426,576/588,674.88 = 247,739.52/x
  3. Step 3: Cross multiply
    426,576x = 588,674.88 × 247,739.52
  4. Step 4: Simplify right side
    426,576x = 145,838,032,207.26
  5. Step 5: Solve for x
    x = 145,838,032,207.26/426,576
  6. Step 6: Final answer
    x = 341,880.54

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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.