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Finding the Fourth Proportional to 304,824.17, 420,672.22 and 183,963.26

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Solution

The fourth proportional to 304,824.17, 420,672.22 and 183,963.26 is: 253,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,824.17 : 420,672.22 = 183,963.26 : x
  2. Step 2: Convert to fraction form
    304,824.17/420,672.22 = 183,963.26/x
  3. Step 3: Cross multiply
    304,824.17x = 420,672.22 × 183,963.26
  4. Step 4: Simplify right side
    304,824.17x = 77,388,233,574.41
  5. Step 5: Solve for x
    x = 77,388,233,574.41/304,824.17
  6. Step 6: Final answer
    x = 253,878.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.