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Finding the Fourth Proportional to 316,410.69, 474,655.22 and 116,732.13

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Solution

The fourth proportional to 316,410.69, 474,655.22 and 116,732.13 is: 175,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,410.69 : 474,655.22 = 116,732.13 : x
  2. Step 2: Convert to fraction form
    316,410.69/474,655.22 = 116,732.13/x
  3. Step 3: Cross multiply
    316,410.69x = 474,655.22 × 116,732.13
  4. Step 4: Simplify right side
    316,410.69x = 55,407,514,846.22
  5. Step 5: Solve for x
    x = 55,407,514,846.22/316,410.69
  6. Step 6: Final answer
    x = 175,112.65

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1.5x scale

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.