Home / 592,890.80-818,188.44-320,957.36

Finding the Fourth Proportional to 592,890.80, 818,188.44 and 320,957.36

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Solution

The fourth proportional to 592,890.80, 818,188.44 and 320,957.36 is: 442,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,890.80 : 818,188.44 = 320,957.36 : x
  2. Step 2: Convert to fraction form
    592,890.80/818,188.44 = 320,957.36/x
  3. Step 3: Cross multiply
    592,890.80x = 818,188.44 × 320,957.36
  4. Step 4: Simplify right side
    592,890.80x = 262,603,601,684.92
  5. Step 5: Solve for x
    x = 262,603,601,684.92/592,890.80
  6. Step 6: Final answer
    x = 442,920.69

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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.