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Finding the Fourth Proportional to 568,609.40, 852,197.80 and 497,362.40

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Solution

The fourth proportional to 568,609.40, 852,197.80 and 497,362.40 is: 745,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,609.40 : 852,197.80 = 497,362.40 : x
  2. Step 2: Convert to fraction form
    568,609.40/852,197.80 = 497,362.40/x
  3. Step 3: Cross multiply
    568,609.40x = 852,197.80 × 497,362.40
  4. Step 4: Simplify right side
    568,609.40x = 423,851,143,082.72
  5. Step 5: Solve for x
    x = 423,851,143,082.72/568,609.40
  6. Step 6: Final answer
    x = 745,417.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.