Home / 598,423.40-825,823.11-326,491.48

Finding the Fourth Proportional to 598,423.40, 825,823.11 and 326,491.48

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Solution

The fourth proportional to 598,423.40, 825,823.11 and 326,491.48 is: 450,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,423.40 : 825,823.11 = 326,491.48 : x
  2. Step 2: Convert to fraction form
    598,423.40/825,823.11 = 326,491.48/x
  3. Step 3: Cross multiply
    598,423.40x = 825,823.11 × 326,491.48
  4. Step 4: Simplify right side
    598,423.40x = 269,624,209,402.10
  5. Step 5: Solve for x
    x = 269,624,209,402.10/598,423.40
  6. Step 6: Final answer
    x = 450,557.60

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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.