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Finding the Fourth Proportional to 343,160.16, 473,574 and 192,252

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Solution

The fourth proportional to 343,160.16, 473,574 and 192,252 is: 265,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,160.16 : 473,574 = 192,252 : x
  2. Step 2: Convert to fraction form
    343,160.16/473,574 = 192,252/x
  3. Step 3: Cross multiply
    343,160.16x = 473,574 × 192,252
  4. Step 4: Simplify right side
    343,160.16x = 91,045,548,648
  5. Step 5: Solve for x
    x = 91,045,548,648/343,160.16
  6. Step 6: Final answer
    x = 265,315.03

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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.