Home / 283,849.11-426,068.91-209,053.71

Finding the Fourth Proportional to 283,849.11, 426,068.91 and 209,053.71

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Solution

The fourth proportional to 283,849.11, 426,068.91 and 209,053.71 is: 313,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,849.11 : 426,068.91 = 209,053.71 : x
  2. Step 2: Convert to fraction form
    283,849.11/426,068.91 = 209,053.71/x
  3. Step 3: Cross multiply
    283,849.11x = 426,068.91 × 209,053.71
  4. Step 4: Simplify right side
    283,849.11x = 89,071,286,351.16
  5. Step 5: Solve for x
    x = 89,071,286,351.16/283,849.11
  6. Step 6: Final answer
    x = 313,798.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.