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Finding the Fourth Proportional to 333,379.38, 460,062.72 and 180,417

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Solution

The fourth proportional to 333,379.38, 460,062.72 and 180,417 is: 248,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,379.38 : 460,062.72 = 180,417 : x
  2. Step 2: Convert to fraction form
    333,379.38/460,062.72 = 180,417/x
  3. Step 3: Cross multiply
    333,379.38x = 460,062.72 × 180,417
  4. Step 4: Simplify right side
    333,379.38x = 83,003,135,754.24
  5. Step 5: Solve for x
    x = 83,003,135,754.24/333,379.38
  6. Step 6: Final answer
    x = 248,975.01

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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.