Home / 548,669.16-822,256.32-264,339.24

Finding the Fourth Proportional to 548,669.16, 822,256.32 and 264,339.24

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Solution

The fourth proportional to 548,669.16, 822,256.32 and 264,339.24 is: 396,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,669.16 : 822,256.32 = 264,339.24 : x
  2. Step 2: Convert to fraction form
    548,669.16/822,256.32 = 264,339.24/x
  3. Step 3: Cross multiply
    548,669.16x = 822,256.32 × 264,339.24
  4. Step 4: Simplify right side
    548,669.16x = 217,354,610,714.00
  5. Step 5: Solve for x
    x = 217,354,610,714.00/548,669.16
  6. Step 6: Final answer
    x = 396,148.77

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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.