Home / 1,461.81-2,192.67-366.18

Finding the Fourth Proportional to 1,461.81, 2,192.67 and 366.18

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Solution

The fourth proportional to 1,461.81, 2,192.67 and 366.18 is: 549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.81 : 2,192.67 = 366.18 : x
  2. Step 2: Convert to fraction form
    1,461.81/2,192.67 = 366.18/x
  3. Step 3: Cross multiply
    1,461.81x = 2,192.67 × 366.18
  4. Step 4: Simplify right side
    1,461.81x = 802,911.90
  5. Step 5: Solve for x
    x = 802,911.90/1,461.81
  6. Step 6: Final answer
    x = 549.26

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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.