Home / 353,925.21-488,428.08-192,785.43

Finding the Fourth Proportional to 353,925.21, 488,428.08 and 192,785.43

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Solution

The fourth proportional to 353,925.21, 488,428.08 and 192,785.43 is: 266,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,925.21 : 488,428.08 = 192,785.43 : x
  2. Step 2: Convert to fraction form
    353,925.21/488,428.08 = 192,785.43/x
  3. Step 3: Cross multiply
    353,925.21x = 488,428.08 × 192,785.43
  4. Step 4: Simplify right side
    353,925.21x = 94,161,817,426.87
  5. Step 5: Solve for x
    x = 94,161,817,426.87/353,925.21
  6. Step 6: Final answer
    x = 266,050.04

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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.