Home / 372,457.30-514,002.74-211,319.14

Finding the Fourth Proportional to 372,457.30, 514,002.74 and 211,319.14

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Solution

The fourth proportional to 372,457.30, 514,002.74 and 211,319.14 is: 291,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,457.30 : 514,002.74 = 211,319.14 : x
  2. Step 2: Convert to fraction form
    372,457.30/514,002.74 = 211,319.14/x
  3. Step 3: Cross multiply
    372,457.30x = 514,002.74 × 211,319.14
  4. Step 4: Simplify right side
    372,457.30x = 108,618,616,974.44
  5. Step 5: Solve for x
    x = 108,618,616,974.44/372,457.30
  6. Step 6: Final answer
    x = 291,627.03

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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.