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Finding the Fourth Proportional to 536,582.32, 804,870.60 and 137,222.44

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Solution

The fourth proportional to 536,582.32, 804,870.60 and 137,222.44 is: 205,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,582.32 : 804,870.60 = 137,222.44 : x
  2. Step 2: Convert to fraction form
    536,582.32/804,870.60 = 137,222.44/x
  3. Step 3: Cross multiply
    536,582.32x = 804,870.60 × 137,222.44
  4. Step 4: Simplify right side
    536,582.32x = 110,446,307,616.26
  5. Step 5: Solve for x
    x = 110,446,307,616.26/536,582.32
  6. Step 6: Final answer
    x = 205,832.92

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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.