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Finding the Fourth Proportional to 343,065.52, 473,423.33 and 190,102.37

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Solution

The fourth proportional to 343,065.52, 473,423.33 and 190,102.37 is: 262,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,065.52 : 473,423.33 = 190,102.37 : x
  2. Step 2: Convert to fraction form
    343,065.52/473,423.33 = 190,102.37/x
  3. Step 3: Cross multiply
    343,065.52x = 473,423.33 × 190,102.37
  4. Step 4: Simplify right side
    343,065.52x = 89,998,896,095.78
  5. Step 5: Solve for x
    x = 89,998,896,095.78/343,065.52
  6. Step 6: Final answer
    x = 262,337.34

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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.