Home / 802,381.77-1,201,576.19-561,367.29

Finding the Fourth Proportional to 802,381.77, 1,201,576.19 and 561,367.29

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Solution

The fourth proportional to 802,381.77, 1,201,576.19 and 561,367.29 is: 840,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,381.77 : 1,201,576.19 = 561,367.29 : x
  2. Step 2: Convert to fraction form
    802,381.77/1,201,576.19 = 561,367.29/x
  3. Step 3: Cross multiply
    802,381.77x = 1,201,576.19 × 561,367.29
  4. Step 4: Simplify right side
    802,381.77x = 674,525,566,701.99
  5. Step 5: Solve for x
    x = 674,525,566,701.99/802,381.77
  6. Step 6: Final answer
    x = 840,654.15

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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.