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Finding the Fourth Proportional to 607,659.03, 838,557.77 and 335,738.79

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Solution

The fourth proportional to 607,659.03, 838,557.77 and 335,738.79 is: 463,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,659.03 : 838,557.77 = 335,738.79 : x
  2. Step 2: Convert to fraction form
    607,659.03/838,557.77 = 335,738.79/x
  3. Step 3: Cross multiply
    607,659.03x = 838,557.77 × 335,738.79
  4. Step 4: Simplify right side
    607,659.03x = 281,536,369,366.20
  5. Step 5: Solve for x
    x = 281,536,369,366.20/607,659.03
  6. Step 6: Final answer
    x = 463,313.07

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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.