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Finding the Fourth Proportional to 344,609.24, 475,487.82 and 208,616.72

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Solution

The fourth proportional to 344,609.24, 475,487.82 and 208,616.72 is: 287,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,609.24 : 475,487.82 = 208,616.72 : x
  2. Step 2: Convert to fraction form
    344,609.24/475,487.82 = 208,616.72/x
  3. Step 3: Cross multiply
    344,609.24x = 475,487.82 × 208,616.72
  4. Step 4: Simplify right side
    344,609.24x = 99,194,707,030.91
  5. Step 5: Solve for x
    x = 99,194,707,030.91/344,609.24
  6. Step 6: Final answer
    x = 287,846.92

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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.