Home / 545,249.04-817,811.01-145,920.93

Finding the Fourth Proportional to 545,249.04, 817,811.01 and 145,920.93

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Solution

The fourth proportional to 545,249.04, 817,811.01 and 145,920.93 is: 218,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,249.04 : 817,811.01 = 145,920.93 : x
  2. Step 2: Convert to fraction form
    545,249.04/817,811.01 = 145,920.93/x
  3. Step 3: Cross multiply
    545,249.04x = 817,811.01 × 145,920.93
  4. Step 4: Simplify right side
    545,249.04x = 119,335,743,143.44
  5. Step 5: Solve for x
    x = 119,335,743,143.44/545,249.04
  6. Step 6: Final answer
    x = 218,864.66

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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.