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Finding the Fourth Proportional to 568,094.52, 851,279.64 and 417,618

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Solution

The fourth proportional to 568,094.52, 851,279.64 and 417,618 is: 625,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,094.52 : 851,279.64 = 417,618 : x
  2. Step 2: Convert to fraction form
    568,094.52/851,279.64 = 417,618/x
  3. Step 3: Cross multiply
    568,094.52x = 851,279.64 × 417,618
  4. Step 4: Simplify right side
    568,094.52x = 355,509,700,697.52
  5. Step 5: Solve for x
    x = 355,509,700,697.52/568,094.52
  6. Step 6: Final answer
    x = 625,793.22

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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.