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Finding the Fourth Proportional to 607,316.96, 838,092.47 and 335,403.20

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Solution

The fourth proportional to 607,316.96, 838,092.47 and 335,403.20 is: 462,853.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,316.96 : 838,092.47 = 335,403.20 : x
  2. Step 2: Convert to fraction form
    607,316.96/838,092.47 = 335,403.20/x
  3. Step 3: Cross multiply
    607,316.96x = 838,092.47 × 335,403.20
  4. Step 4: Simplify right side
    607,316.96x = 281,098,890,466.43
  5. Step 5: Solve for x
    x = 281,098,890,466.43/607,316.96
  6. Step 6: Final answer
    x = 462,853.68

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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.