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Finding the Fourth Proportional to 602,421.27, 903,152.37 and 298,601.61

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Solution

The fourth proportional to 602,421.27, 903,152.37 and 298,601.61 is: 447,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,421.27 : 903,152.37 = 298,601.61 : x
  2. Step 2: Convert to fraction form
    602,421.27/903,152.37 = 298,601.61/x
  3. Step 3: Cross multiply
    602,421.27x = 903,152.37 × 298,601.61
  4. Step 4: Simplify right side
    602,421.27x = 269,682,751,757.32
  5. Step 5: Solve for x
    x = 269,682,751,757.32/602,421.27
  6. Step 6: Final answer
    x = 447,664.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.