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Finding the Fourth Proportional to 589,166.80, 884,095.80 and 215,227.60

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Solution

The fourth proportional to 589,166.80, 884,095.80 and 215,227.60 is: 322,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,166.80 : 884,095.80 = 215,227.60 : x
  2. Step 2: Convert to fraction form
    589,166.80/884,095.80 = 215,227.60/x
  3. Step 3: Cross multiply
    589,166.80x = 884,095.80 × 215,227.60
  4. Step 4: Simplify right side
    589,166.80x = 190,281,817,204.08
  5. Step 5: Solve for x
    x = 190,281,817,204.08/589,166.80
  6. Step 6: Final answer
    x = 322,967.65

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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.