Home / 496,021.77-684,521.28-269,667.27

Finding the Fourth Proportional to 496,021.77, 684,521.28 and 269,667.27

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Solution

The fourth proportional to 496,021.77, 684,521.28 and 269,667.27 is: 372,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,021.77 : 684,521.28 = 269,667.27 : x
  2. Step 2: Convert to fraction form
    496,021.77/684,521.28 = 269,667.27/x
  3. Step 3: Cross multiply
    496,021.77x = 684,521.28 × 269,667.27
  4. Step 4: Simplify right side
    496,021.77x = 184,592,984,834.51
  5. Step 5: Solve for x
    x = 184,592,984,834.51/496,021.77
  6. Step 6: Final answer
    x = 372,146.94

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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.