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Finding the Fourth Proportional to 607,705.74, 838,630.49 and 335,773.71

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Solution

The fourth proportional to 607,705.74, 838,630.49 and 335,773.71 is: 463,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,705.74 : 838,630.49 = 335,773.71 : x
  2. Step 2: Convert to fraction form
    607,705.74/838,630.49 = 335,773.71/x
  3. Step 3: Cross multiply
    607,705.74x = 838,630.49 × 335,773.71
  4. Step 4: Simplify right side
    607,705.74x = 281,590,069,267.55
  5. Step 5: Solve for x
    x = 281,590,069,267.55/607,705.74
  6. Step 6: Final answer
    x = 463,365.82

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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.