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Finding the Fourth Proportional to 556,824.25, 835,359.50 and 236,959.30

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Solution

The fourth proportional to 556,824.25, 835,359.50 and 236,959.30 is: 355,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,824.25 : 835,359.50 = 236,959.30 : x
  2. Step 2: Convert to fraction form
    556,824.25/835,359.50 = 236,959.30/x
  3. Step 3: Cross multiply
    556,824.25x = 835,359.50 × 236,959.30
  4. Step 4: Simplify right side
    556,824.25x = 197,946,202,368.35
  5. Step 5: Solve for x
    x = 197,946,202,368.35/556,824.25
  6. Step 6: Final answer
    x = 355,491.35

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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.