Home / 874,495.76-1,206,806.52-507,044.24

Finding the Fourth Proportional to 874,495.76, 1,206,806.52 and 507,044.24

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Solution

The fourth proportional to 874,495.76, 1,206,806.52 and 507,044.24 is: 699,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,495.76 : 1,206,806.52 = 507,044.24 : x
  2. Step 2: Convert to fraction form
    874,495.76/1,206,806.52 = 507,044.24/x
  3. Step 3: Cross multiply
    874,495.76x = 1,206,806.52 × 507,044.24
  4. Step 4: Simplify right side
    874,495.76x = 611,904,294,760.45
  5. Step 5: Solve for x
    x = 611,904,294,760.45/874,495.76
  6. Step 6: Final answer
    x = 699,722.43

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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.