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Finding the Fourth Proportional to 358,732.53, 495,054.23 and 197,588.16

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Solution

The fourth proportional to 358,732.53, 495,054.23 and 197,588.16 is: 272,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,732.53 : 495,054.23 = 197,588.16 : x
  2. Step 2: Convert to fraction form
    358,732.53/495,054.23 = 197,588.16/x
  3. Step 3: Cross multiply
    358,732.53x = 495,054.23 × 197,588.16
  4. Step 4: Simplify right side
    358,732.53x = 97,816,854,405.92
  5. Step 5: Solve for x
    x = 97,816,854,405.92/358,732.53
  6. Step 6: Final answer
    x = 272,673.50

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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.