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Finding the Fourth Proportional to 335,551.16, 463,079.76 and 192,335.06

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Solution

The fourth proportional to 335,551.16, 463,079.76 and 192,335.06 is: 265,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,551.16 : 463,079.76 = 192,335.06 : x
  2. Step 2: Convert to fraction form
    335,551.16/463,079.76 = 192,335.06/x
  3. Step 3: Cross multiply
    335,551.16x = 463,079.76 × 192,335.06
  4. Step 4: Simplify right side
    335,551.16x = 89,066,473,424.39
  5. Step 5: Solve for x
    x = 89,066,473,424.39/335,551.16
  6. Step 6: Final answer
    x = 265,433.36

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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.