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Finding the Fourth Proportional to 608,064.22, 912,226.74 and 181,633.60

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Solution

The fourth proportional to 608,064.22, 912,226.74 and 181,633.60 is: 272,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,064.22 : 912,226.74 = 181,633.60 : x
  2. Step 2: Convert to fraction form
    608,064.22/912,226.74 = 181,633.60/x
  3. Step 3: Cross multiply
    608,064.22x = 912,226.74 × 181,633.60
  4. Step 4: Simplify right side
    608,064.22x = 165,691,026,802.46
  5. Step 5: Solve for x
    x = 165,691,026,802.46/608,064.22
  6. Step 6: Final answer
    x = 272,489.35

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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.