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Finding the Fourth Proportional to 359,762.92, 496,514.82 and 299,226.76

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Solution

The fourth proportional to 359,762.92, 496,514.82 and 299,226.76 is: 412,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,762.92 : 496,514.82 = 299,226.76 : x
  2. Step 2: Convert to fraction form
    359,762.92/496,514.82 = 299,226.76/x
  3. Step 3: Cross multiply
    359,762.92x = 496,514.82 × 299,226.76
  4. Step 4: Simplify right side
    359,762.92x = 148,570,520,880.58
  5. Step 5: Solve for x
    x = 148,570,520,880.58/359,762.92
  6. Step 6: Final answer
    x = 412,967.85

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1.5x scale

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.