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Finding the Fourth Proportional to 567,240.58, 851,008.47 and 212,282.02

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Solution

The fourth proportional to 567,240.58, 851,008.47 and 212,282.02 is: 318,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,240.58 : 851,008.47 = 212,282.02 : x
  2. Step 2: Convert to fraction form
    567,240.58/851,008.47 = 212,282.02/x
  3. Step 3: Cross multiply
    567,240.58x = 851,008.47 × 212,282.02
  4. Step 4: Simplify right side
    567,240.58x = 180,653,797,048.71
  5. Step 5: Solve for x
    x = 180,653,797,048.71/567,240.58
  6. Step 6: Final answer
    x = 318,478.27

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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.