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Finding the Fourth Proportional to 343,363.04, 473,835.92 and 190,401.44

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Solution

The fourth proportional to 343,363.04, 473,835.92 and 190,401.44 is: 262,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,363.04 : 473,835.92 = 190,401.44 : x
  2. Step 2: Convert to fraction form
    343,363.04/473,835.92 = 190,401.44/x
  3. Step 3: Cross multiply
    343,363.04x = 473,835.92 × 190,401.44
  4. Step 4: Simplify right side
    343,363.04x = 90,219,041,491.72
  5. Step 5: Solve for x
    x = 90,219,041,491.72/343,363.04
  6. Step 6: Final answer
    x = 262,751.17

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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.