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Finding the Fourth Proportional to 598,424.40, 825,824.49 and 326,492.48

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Solution

The fourth proportional to 598,424.40, 825,824.49 and 326,492.48 is: 450,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,424.40 : 825,824.49 = 326,492.48 : x
  2. Step 2: Convert to fraction form
    598,424.40/825,824.49 = 326,492.48/x
  3. Step 3: Cross multiply
    598,424.40x = 825,824.49 × 326,492.48
  4. Step 4: Simplify right side
    598,424.40x = 269,625,485,784.84
  5. Step 5: Solve for x
    x = 269,625,485,784.84/598,424.40
  6. Step 6: Final answer
    x = 450,558.98

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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.