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Finding the Fourth Proportional to 607,259.62, 838,012.82 and 335,321.65

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Solution

The fourth proportional to 607,259.62, 838,012.82 and 335,321.65 is: 462,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,259.62 : 838,012.82 = 335,321.65 : x
  2. Step 2: Convert to fraction form
    607,259.62/838,012.82 = 335,321.65/x
  3. Step 3: Cross multiply
    607,259.62x = 838,012.82 × 335,321.65
  4. Step 4: Simplify right side
    607,259.62x = 281,003,841,523.55
  5. Step 5: Solve for x
    x = 281,003,841,523.55/607,259.62
  6. Step 6: Final answer
    x = 462,740.86

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1.5x scale

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.