Home / 422,721.18-583,379.28-250,741.17

Finding the Fourth Proportional to 422,721.18, 583,379.28 and 250,741.17

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Solution

The fourth proportional to 422,721.18, 583,379.28 and 250,741.17 is: 346,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,721.18 : 583,379.28 = 250,741.17 : x
  2. Step 2: Convert to fraction form
    422,721.18/583,379.28 = 250,741.17/x
  3. Step 3: Cross multiply
    422,721.18x = 583,379.28 × 250,741.17
  4. Step 4: Simplify right side
    422,721.18x = 146,277,203,220.96
  5. Step 5: Solve for x
    x = 146,277,203,220.96/422,721.18
  6. Step 6: Final answer
    x = 346,037.08

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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.