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Finding the Fourth Proportional to 577,348.14, 865,792.56 and 222,164.76

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Solution

The fourth proportional to 577,348.14, 865,792.56 and 222,164.76 is: 333,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,348.14 : 865,792.56 = 222,164.76 : x
  2. Step 2: Convert to fraction form
    577,348.14/865,792.56 = 222,164.76/x
  3. Step 3: Cross multiply
    577,348.14x = 865,792.56 × 222,164.76
  4. Step 4: Simplify right side
    577,348.14x = 192,348,596,302.19
  5. Step 5: Solve for x
    x = 192,348,596,302.19/577,348.14
  6. Step 6: Final answer
    x = 333,158.77

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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.