Home / 343,132.20-473,548.68-197,964

Finding the Fourth Proportional to 343,132.20, 473,548.68 and 197,964

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Solution

The fourth proportional to 343,132.20, 473,548.68 and 197,964 is: 273,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,132.20 : 473,548.68 = 197,964 : x
  2. Step 2: Convert to fraction form
    343,132.20/473,548.68 = 197,964/x
  3. Step 3: Cross multiply
    343,132.20x = 473,548.68 × 197,964
  4. Step 4: Simplify right side
    343,132.20x = 93,745,590,887.52
  5. Step 5: Solve for x
    x = 93,745,590,887.52/343,132.20
  6. Step 6: Final answer
    x = 273,205.46

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1.5x scale

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.