Home / 498,507,251.04-747,092,476.80-387,976,388.88

Finding the Fourth Proportional to 498,507,251.04, 747,092,476.80 and 387,976,388.88

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Solution

The fourth proportional to 498,507,251.04, 747,092,476.80 and 387,976,388.88 is: 581,444,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,507,251.04 : 747,092,476.80 = 387,976,388.88 : x
  2. Step 2: Convert to fraction form
    498,507,251.04/747,092,476.80 = 387,976,388.88/x
  3. Step 3: Cross multiply
    498,507,251.04x = 747,092,476.80 × 387,976,388.88
  4. Step 4: Simplify right side
    498,507,251.04x = 289,854,241,308,279,168
  5. Step 5: Solve for x
    x = 289,854,241,308,279,168/498,507,251.04
  6. Step 6: Final answer
    x = 581,444,383.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.