Home / 411,247.40-567,518.20-229,959.68

Finding the Fourth Proportional to 411,247.40, 567,518.20 and 229,959.68

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Solution

The fourth proportional to 411,247.40, 567,518.20 and 229,959.68 is: 317,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,247.40 : 567,518.20 = 229,959.68 : x
  2. Step 2: Convert to fraction form
    411,247.40/567,518.20 = 229,959.68/x
  3. Step 3: Cross multiply
    411,247.40x = 567,518.20 × 229,959.68
  4. Step 4: Simplify right side
    411,247.40x = 130,506,300,253.69
  5. Step 5: Solve for x
    x = 130,506,300,253.69/411,247.40
  6. Step 6: Final answer
    x = 317,342.56

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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.