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Finding the Fourth Proportional to 344,482.52, 475,412.48 and 206,666.62

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Solution

The fourth proportional to 344,482.52, 475,412.48 and 206,666.62 is: 285,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,482.52 : 475,412.48 = 206,666.62 : x
  2. Step 2: Convert to fraction form
    344,482.52/475,412.48 = 206,666.62/x
  3. Step 3: Cross multiply
    344,482.52x = 475,412.48 × 206,666.62
  4. Step 4: Simplify right side
    344,482.52x = 98,251,890,281.30
  5. Step 5: Solve for x
    x = 98,251,890,281.30/344,482.52
  6. Step 6: Final answer
    x = 285,215.90

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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.