Home / 498,507,146.14-747,092,320.41-387,976,284.37

Finding the Fourth Proportional to 498,507,146.14, 747,092,320.41 and 387,976,284.37

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Solution

The fourth proportional to 498,507,146.14, 747,092,320.41 and 387,976,284.37 is: 581,444,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,507,146.14 : 747,092,320.41 = 387,976,284.37 : x
  2. Step 2: Convert to fraction form
    498,507,146.14/747,092,320.41 = 387,976,284.37/x
  3. Step 3: Cross multiply
    498,507,146.14x = 747,092,320.41 × 387,976,284.37
  4. Step 4: Simplify right side
    498,507,146.14x = 289,854,102,553,163,072
  5. Step 5: Solve for x
    x = 289,854,102,553,163,072/498,507,146.14
  6. Step 6: Final answer
    x = 581,444,227.63

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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.