Home / 340,384.34-469,523.13-209,583.03

Finding the Fourth Proportional to 340,384.34, 469,523.13 and 209,583.03

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Solution

The fourth proportional to 340,384.34, 469,523.13 and 209,583.03 is: 289,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,384.34 : 469,523.13 = 209,583.03 : x
  2. Step 2: Convert to fraction form
    340,384.34/469,523.13 = 209,583.03/x
  3. Step 3: Cross multiply
    340,384.34x = 469,523.13 × 209,583.03
  4. Step 4: Simplify right side
    340,384.34x = 98,404,080,240.48
  5. Step 5: Solve for x
    x = 98,404,080,240.48/340,384.34
  6. Step 6: Final answer
    x = 289,096.97

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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.