Home / 802,521.83-1,203,432.80-303,535.91

Finding the Fourth Proportional to 802,521.83, 1,203,432.80 and 303,535.91

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Solution

The fourth proportional to 802,521.83, 1,203,432.80 and 303,535.91 is: 455,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,521.83 : 1,203,432.80 = 303,535.91 : x
  2. Step 2: Convert to fraction form
    802,521.83/1,203,432.80 = 303,535.91/x
  3. Step 3: Cross multiply
    802,521.83x = 1,203,432.80 × 303,535.91
  4. Step 4: Simplify right side
    802,521.83x = 365,285,064,793.44
  5. Step 5: Solve for x
    x = 365,285,064,793.44/802,521.83
  6. Step 6: Final answer
    x = 455,171.50

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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.