Home / 548,731.56-822,495.24-282,506.28

Finding the Fourth Proportional to 548,731.56, 822,495.24 and 282,506.28

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Solution

The fourth proportional to 548,731.56, 822,495.24 and 282,506.28 is: 423,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,731.56 : 822,495.24 = 282,506.28 : x
  2. Step 2: Convert to fraction form
    548,731.56/822,495.24 = 282,506.28/x
  3. Step 3: Cross multiply
    548,731.56x = 822,495.24 × 282,506.28
  4. Step 4: Simplify right side
    548,731.56x = 232,360,070,570.11
  5. Step 5: Solve for x
    x = 232,360,070,570.11/548,731.56
  6. Step 6: Final answer
    x = 423,449.44

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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.