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Finding the Fourth Proportional to 358,892.32, 495,271.96 and 195,548.08

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Solution

The fourth proportional to 358,892.32, 495,271.96 and 195,548.08 is: 269,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,892.32 : 495,271.96 = 195,548.08 : x
  2. Step 2: Convert to fraction form
    358,892.32/495,271.96 = 195,548.08/x
  3. Step 3: Cross multiply
    358,892.32x = 495,271.96 × 195,548.08
  4. Step 4: Simplify right side
    358,892.32x = 96,849,480,855.84
  5. Step 5: Solve for x
    x = 96,849,480,855.84/358,892.32
  6. Step 6: Final answer
    x = 269,856.65

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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.