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Finding the Fourth Proportional to 563,270.61, 844,896.63 and 136,809.93

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Solution

The fourth proportional to 563,270.61, 844,896.63 and 136,809.93 is: 205,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,270.61 : 844,896.63 = 136,809.93 : x
  2. Step 2: Convert to fraction form
    563,270.61/844,896.63 = 136,809.93/x
  3. Step 3: Cross multiply
    563,270.61x = 844,896.63 × 136,809.93
  4. Step 4: Simplify right side
    563,270.61x = 115,590,248,807.54
  5. Step 5: Solve for x
    x = 115,590,248,807.54/563,270.61
  6. Step 6: Final answer
    x = 205,212.64

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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.