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Finding the Fourth Proportional to 607,675.60, 838,520.84 and 335,727.28

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Solution

The fourth proportional to 607,675.60, 838,520.84 and 335,727.28 is: 463,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,675.60 : 838,520.84 = 335,727.28 : x
  2. Step 2: Convert to fraction form
    607,675.60/838,520.84 = 335,727.28/x
  3. Step 3: Cross multiply
    607,675.60x = 838,520.84 × 335,727.28
  4. Step 4: Simplify right side
    607,675.60x = 281,514,322,723.98
  5. Step 5: Solve for x
    x = 281,514,322,723.98/607,675.60
  6. Step 6: Final answer
    x = 463,264.15

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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.