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Finding the Fourth Proportional to 592,925.82, 818,236.62 and 320,993.61

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Solution

The fourth proportional to 592,925.82, 818,236.62 and 320,993.61 is: 442,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,925.82 : 818,236.62 = 320,993.61 : x
  2. Step 2: Convert to fraction form
    592,925.82/818,236.62 = 320,993.61/x
  3. Step 3: Cross multiply
    592,925.82x = 818,236.62 × 320,993.61
  4. Step 4: Simplify right side
    592,925.82x = 262,648,726,488.00
  5. Step 5: Solve for x
    x = 262,648,726,488.00/592,925.82
  6. Step 6: Final answer
    x = 442,970.63

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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.