Home / 372,923.12-514,637.44-211,781.52

Finding the Fourth Proportional to 372,923.12, 514,637.44 and 211,781.52

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Solution

The fourth proportional to 372,923.12, 514,637.44 and 211,781.52 is: 292,260.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,923.12 : 514,637.44 = 211,781.52 : x
  2. Step 2: Convert to fraction form
    372,923.12/514,637.44 = 211,781.52/x
  3. Step 3: Cross multiply
    372,923.12x = 514,637.44 × 211,781.52
  4. Step 4: Simplify right side
    372,923.12x = 108,990,699,292.11
  5. Step 5: Solve for x
    x = 108,990,699,292.11/372,923.12
  6. Step 6: Final answer
    x = 292,260.50

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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.