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Finding the Fourth Proportional to 359,145.61, 495,606.01 and 195,798.58

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Solution

The fourth proportional to 359,145.61, 495,606.01 and 195,798.58 is: 270,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,145.61 : 495,606.01 = 195,798.58 : x
  2. Step 2: Convert to fraction form
    359,145.61/495,606.01 = 195,798.58/x
  3. Step 3: Cross multiply
    359,145.61x = 495,606.01 × 195,798.58
  4. Step 4: Simplify right side
    359,145.61x = 97,038,954,423.86
  5. Step 5: Solve for x
    x = 97,038,954,423.86/359,145.61
  6. Step 6: Final answer
    x = 270,193.90

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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.