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Finding the Fourth Proportional to 358,880.52, 495,260.88 and 197,733.24

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Solution

The fourth proportional to 358,880.52, 495,260.88 and 197,733.24 is: 272,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,880.52 : 495,260.88 = 197,733.24 : x
  2. Step 2: Convert to fraction form
    358,880.52/495,260.88 = 197,733.24/x
  3. Step 3: Cross multiply
    358,880.52x = 495,260.88 × 197,733.24
  4. Step 4: Simplify right side
    358,880.52x = 97,929,538,447.65
  5. Step 5: Solve for x
    x = 97,929,538,447.65/358,880.52
  6. Step 6: Final answer
    x = 272,875.05

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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.