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Finding the Fourth Proportional to 538,927.32, 808,168.56 and 183,969.93

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Solution

The fourth proportional to 538,927.32, 808,168.56 and 183,969.93 is: 275,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,927.32 : 808,168.56 = 183,969.93 : x
  2. Step 2: Convert to fraction form
    538,927.32/808,168.56 = 183,969.93/x
  3. Step 3: Cross multiply
    538,927.32x = 808,168.56 × 183,969.93
  4. Step 4: Simplify right side
    538,927.32x = 148,678,713,411.40
  5. Step 5: Solve for x
    x = 148,678,713,411.40/538,927.32
  6. Step 6: Final answer
    x = 275,878.97

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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.