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Finding the Fourth Proportional to 347,952.58, 480,158.49 and 197,050.66

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Solution

The fourth proportional to 347,952.58, 480,158.49 and 197,050.66 is: 271,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,952.58 : 480,158.49 = 197,050.66 : x
  2. Step 2: Convert to fraction form
    347,952.58/480,158.49 = 197,050.66/x
  3. Step 3: Cross multiply
    347,952.58x = 480,158.49 × 197,050.66
  4. Step 4: Simplify right side
    347,952.58x = 94,615,547,359.10
  5. Step 5: Solve for x
    x = 94,615,547,359.10/347,952.58
  6. Step 6: Final answer
    x = 271,920.81

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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.