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Finding the Fourth Proportional to 335,853.68, 462,689.74 and 233,703.48

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Solution

The fourth proportional to 335,853.68, 462,689.74 and 233,703.48 is: 321,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,853.68 : 462,689.74 = 233,703.48 : x
  2. Step 2: Convert to fraction form
    335,853.68/462,689.74 = 233,703.48/x
  3. Step 3: Cross multiply
    335,853.68x = 462,689.74 × 233,703.48
  4. Step 4: Simplify right side
    335,853.68x = 108,132,202,398.30
  5. Step 5: Solve for x
    x = 108,132,202,398.30/335,853.68
  6. Step 6: Final answer
    x = 321,962.24

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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.