Home / 313,132.91-469,784.07-223,289.10

Finding the Fourth Proportional to 313,132.91, 469,784.07 and 223,289.10

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Solution

The fourth proportional to 313,132.91, 469,784.07 and 223,289.10 is: 334,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,132.91 : 469,784.07 = 223,289.10 : x
  2. Step 2: Convert to fraction form
    313,132.91/469,784.07 = 223,289.10/x
  3. Step 3: Cross multiply
    313,132.91x = 469,784.07 × 223,289.10
  4. Step 4: Simplify right side
    313,132.91x = 104,897,662,184.64
  5. Step 5: Solve for x
    x = 104,897,662,184.64/313,132.91
  6. Step 6: Final answer
    x = 334,994.06

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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.