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Finding the Fourth Proportional to 335,607.52, 463,034.08 and 190,389.36

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Solution

The fourth proportional to 335,607.52, 463,034.08 and 190,389.36 is: 262,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,607.52 : 463,034.08 = 190,389.36 : x
  2. Step 2: Convert to fraction form
    335,607.52/463,034.08 = 190,389.36/x
  3. Step 3: Cross multiply
    335,607.52x = 463,034.08 × 190,389.36
  4. Step 4: Simplify right side
    335,607.52x = 88,156,762,149.39
  5. Step 5: Solve for x
    x = 88,156,762,149.39/335,607.52
  6. Step 6: Final answer
    x = 262,678.15

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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.