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Finding the Fourth Proportional to 359,566.91, 495,992.82 and 230,459.39

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Solution

The fourth proportional to 359,566.91, 495,992.82 and 230,459.39 is: 317,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,566.91 : 495,992.82 = 230,459.39 : x
  2. Step 2: Convert to fraction form
    359,566.91/495,992.82 = 230,459.39/x
  3. Step 3: Cross multiply
    359,566.91x = 495,992.82 × 230,459.39
  4. Step 4: Simplify right side
    359,566.91x = 114,306,202,741.58
  5. Step 5: Solve for x
    x = 114,306,202,741.58/359,566.91
  6. Step 6: Final answer
    x = 317,899.67

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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.