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Finding the Fourth Proportional to 607,348.48, 838,126.56 and 335,410.96

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Solution

The fourth proportional to 607,348.48, 838,126.56 and 335,410.96 is: 462,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,348.48 : 838,126.56 = 335,410.96 : x
  2. Step 2: Convert to fraction form
    607,348.48/838,126.56 = 335,410.96/x
  3. Step 3: Cross multiply
    607,348.48x = 838,126.56 × 335,410.96
  4. Step 4: Simplify right side
    607,348.48x = 281,116,834,091.10
  5. Step 5: Solve for x
    x = 281,116,834,091.10/607,348.48
  6. Step 6: Final answer
    x = 462,859.20

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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.