Home / 372,537.34-514,106.90-209,229.18

Finding the Fourth Proportional to 372,537.34, 514,106.90 and 209,229.18

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Solution

The fourth proportional to 372,537.34, 514,106.90 and 209,229.18 is: 288,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,537.34 : 514,106.90 = 209,229.18 : x
  2. Step 2: Convert to fraction form
    372,537.34/514,106.90 = 209,229.18/x
  3. Step 3: Cross multiply
    372,537.34x = 514,106.90 × 209,229.18
  4. Step 4: Simplify right side
    372,537.34x = 107,566,162,929.91
  5. Step 5: Solve for x
    x = 107,566,162,929.91/372,537.34
  6. Step 6: Final answer
    x = 288,739.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.