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Finding the Fourth Proportional to 262,513.48, 362,245.66 and 146,218.20

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Solution

The fourth proportional to 262,513.48, 362,245.66 and 146,218.20 is: 201,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,513.48 : 362,245.66 = 146,218.20 : x
  2. Step 2: Convert to fraction form
    262,513.48/362,245.66 = 146,218.20/x
  3. Step 3: Cross multiply
    262,513.48x = 362,245.66 × 146,218.20
  4. Step 4: Simplify right side
    262,513.48x = 52,966,908,363.01
  5. Step 5: Solve for x
    x = 52,966,908,363.01/262,513.48
  6. Step 6: Final answer
    x = 201,768.34

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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.