Home / 372,458.30-514,004.12-211,320.14

Finding the Fourth Proportional to 372,458.30, 514,004.12 and 211,320.14

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Solution

The fourth proportional to 372,458.30, 514,004.12 and 211,320.14 is: 291,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,458.30 : 514,004.12 = 211,320.14 : x
  2. Step 2: Convert to fraction form
    372,458.30/514,004.12 = 211,320.14/x
  3. Step 3: Cross multiply
    372,458.30x = 514,004.12 × 211,320.14
  4. Step 4: Simplify right side
    372,458.30x = 108,619,422,598.98
  5. Step 5: Solve for x
    x = 108,619,422,598.98/372,458.30
  6. Step 6: Final answer
    x = 291,628.41

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1.5x scale

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.