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Finding the Fourth Proportional to 536,619.52, 805,045.44 and 162,670.72

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Solution

The fourth proportional to 536,619.52, 805,045.44 and 162,670.72 is: 244,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,619.52 : 805,045.44 = 162,670.72 : x
  2. Step 2: Convert to fraction form
    536,619.52/805,045.44 = 162,670.72/x
  3. Step 3: Cross multiply
    536,619.52x = 805,045.44 × 162,670.72
  4. Step 4: Simplify right side
    536,619.52x = 130,957,321,357.52
  5. Step 5: Solve for x
    x = 130,957,321,357.52/536,619.52
  6. Step 6: Final answer
    x = 244,041.29

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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.