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Finding the Fourth Proportional to 598,064.95, 825,349.56 and 326,147.72

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Solution

The fourth proportional to 598,064.95, 825,349.56 and 326,147.72 is: 450,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,064.95 : 825,349.56 = 326,147.72 : x
  2. Step 2: Convert to fraction form
    598,064.95/825,349.56 = 326,147.72/x
  3. Step 3: Cross multiply
    598,064.95x = 825,349.56 × 326,147.72
  4. Step 4: Simplify right side
    598,064.95x = 269,185,877,197.00
  5. Step 5: Solve for x
    x = 269,185,877,197.00/598,064.95
  6. Step 6: Final answer
    x = 450,094.72

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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.