Home / 851,532.65-1,277,545.52-252,508.22

Finding the Fourth Proportional to 851,532.65, 1,277,545.52 and 252,508.22

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Solution

The fourth proportional to 851,532.65, 1,277,545.52 and 252,508.22 is: 378,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,532.65 : 1,277,545.52 = 252,508.22 : x
  2. Step 2: Convert to fraction form
    851,532.65/1,277,545.52 = 252,508.22/x
  3. Step 3: Cross multiply
    851,532.65x = 1,277,545.52 × 252,508.22
  4. Step 4: Simplify right side
    851,532.65x = 322,590,737,573.91
  5. Step 5: Solve for x
    x = 322,590,737,573.91/851,532.65
  6. Step 6: Final answer
    x = 378,835.43

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1.5x scale

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.