Home / 803,118.08-1,202,838.42-403,872.32

Finding the Fourth Proportional to 803,118.08, 1,202,838.42 and 403,872.32

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Solution

The fourth proportional to 803,118.08, 1,202,838.42 and 403,872.32 is: 604,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,118.08 : 1,202,838.42 = 403,872.32 : x
  2. Step 2: Convert to fraction form
    803,118.08/1,202,838.42 = 403,872.32/x
  3. Step 3: Cross multiply
    803,118.08x = 1,202,838.42 × 403,872.32
  4. Step 4: Simplify right side
    803,118.08x = 485,793,143,270.53
  5. Step 5: Solve for x
    x = 485,793,143,270.53/803,118.08
  6. Step 6: Final answer
    x = 604,883.83

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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.