Home / 345,267.47-476,461.76-192,305.18

Finding the Fourth Proportional to 345,267.47, 476,461.76 and 192,305.18

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Solution

The fourth proportional to 345,267.47, 476,461.76 and 192,305.18 is: 265,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,267.47 : 476,461.76 = 192,305.18 : x
  2. Step 2: Convert to fraction form
    345,267.47/476,461.76 = 192,305.18/x
  3. Step 3: Cross multiply
    345,267.47x = 476,461.76 × 192,305.18
  4. Step 4: Simplify right side
    345,267.47x = 91,626,061,176.08
  5. Step 5: Solve for x
    x = 91,626,061,176.08/345,267.47
  6. Step 6: Final answer
    x = 265,377.05

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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.