Home / 802,301.72-1,107,176.22-439,737.22

Finding the Fourth Proportional to 802,301.72, 1,107,176.22 and 439,737.22

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Solution

The fourth proportional to 802,301.72, 1,107,176.22 and 439,737.22 is: 606,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,301.72 : 1,107,176.22 = 439,737.22 : x
  2. Step 2: Convert to fraction form
    802,301.72/1,107,176.22 = 439,737.22/x
  3. Step 3: Cross multiply
    802,301.72x = 1,107,176.22 × 439,737.22
  4. Step 4: Simplify right side
    802,301.72x = 486,866,593,032.91
  5. Step 5: Solve for x
    x = 486,866,593,032.91/802,301.72
  6. Step 6: Final answer
    x = 606,837.28

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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.