Home / 824,466.80-1,236,700.20-684,498.80

Finding the Fourth Proportional to 824,466.80, 1,236,700.20 and 684,498.80

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Solution

The fourth proportional to 824,466.80, 1,236,700.20 and 684,498.80 is: 1,026,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,466.80 : 1,236,700.20 = 684,498.80 : x
  2. Step 2: Convert to fraction form
    824,466.80/1,236,700.20 = 684,498.80/x
  3. Step 3: Cross multiply
    824,466.80x = 1,236,700.20 × 684,498.80
  4. Step 4: Simplify right side
    824,466.80x = 846,519,802,859.76
  5. Step 5: Solve for x
    x = 846,519,802,859.76/824,466.80
  6. Step 6: Final answer
    x = 1,026,748.20

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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.