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Finding the Fourth Proportional to 335,605.70, 463,156.53 and 192,387.27

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Solution

The fourth proportional to 335,605.70, 463,156.53 and 192,387.27 is: 265,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,605.70 : 463,156.53 = 192,387.27 : x
  2. Step 2: Convert to fraction form
    335,605.70/463,156.53 = 192,387.27/x
  3. Step 3: Cross multiply
    335,605.70x = 463,156.53 × 192,387.27
  4. Step 4: Simplify right side
    335,605.70x = 89,105,417,931.08
  5. Step 5: Solve for x
    x = 89,105,417,931.08/335,605.70
  6. Step 6: Final answer
    x = 265,506.27

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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.