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Finding the Fourth Proportional to 359,299.68, 495,975.26 and 216,032.04

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Solution

The fourth proportional to 359,299.68, 495,975.26 and 216,032.04 is: 298,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,299.68 : 495,975.26 = 216,032.04 : x
  2. Step 2: Convert to fraction form
    359,299.68/495,975.26 = 216,032.04/x
  3. Step 3: Cross multiply
    359,299.68x = 495,975.26 × 216,032.04
  4. Step 4: Simplify right side
    359,299.68x = 107,146,547,207.33
  5. Step 5: Solve for x
    x = 107,146,547,207.33/359,299.68
  6. Step 6: Final answer
    x = 298,209.41

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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.