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Finding the Fourth Proportional to 335,503.15, 463,007.09 and 192,290.83

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Solution

The fourth proportional to 335,503.15, 463,007.09 and 192,290.83 is: 265,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,503.15 : 463,007.09 = 192,290.83 : x
  2. Step 2: Convert to fraction form
    335,503.15/463,007.09 = 192,290.83/x
  3. Step 3: Cross multiply
    335,503.15x = 463,007.09 × 192,290.83
  4. Step 4: Simplify right side
    335,503.15x = 89,032,017,631.98
  5. Step 5: Solve for x
    x = 89,032,017,631.98/335,503.15
  6. Step 6: Final answer
    x = 265,368.65

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1.5x scale

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.