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Finding the Fourth Proportional to 598,496.68, 825,925.04 and 383,636.60

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Solution

The fourth proportional to 598,496.68, 825,925.04 and 383,636.60 is: 529,418.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,496.68 : 825,925.04 = 383,636.60 : x
  2. Step 2: Convert to fraction form
    598,496.68/825,925.04 = 383,636.60/x
  3. Step 3: Cross multiply
    598,496.68x = 825,925.04 × 383,636.60
  4. Step 4: Simplify right side
    598,496.68x = 316,855,074,200.46
  5. Step 5: Solve for x
    x = 316,855,074,200.46/598,496.68
  6. Step 6: Final answer
    x = 529,418.27

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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.