Home / 340,222.17-469,506.06-211,112.63

Finding the Fourth Proportional to 340,222.17, 469,506.06 and 211,112.63

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Solution

The fourth proportional to 340,222.17, 469,506.06 and 211,112.63 is: 291,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,222.17 : 469,506.06 = 211,112.63 : x
  2. Step 2: Convert to fraction form
    340,222.17/469,506.06 = 211,112.63/x
  3. Step 3: Cross multiply
    340,222.17x = 469,506.06 × 211,112.63
  4. Step 4: Simplify right side
    340,222.17x = 99,118,659,127.54
  5. Step 5: Solve for x
    x = 99,118,659,127.54/340,222.17
  6. Step 6: Final answer
    x = 291,335.10

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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.