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Finding the Fourth Proportional to 472,797.80, 709,196.70 and 367,044.20

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Solution

The fourth proportional to 472,797.80, 709,196.70 and 367,044.20 is: 550,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,797.80 : 709,196.70 = 367,044.20 : x
  2. Step 2: Convert to fraction form
    472,797.80/709,196.70 = 367,044.20/x
  3. Step 3: Cross multiply
    472,797.80x = 709,196.70 × 367,044.20
  4. Step 4: Simplify right side
    472,797.80x = 260,306,535,394.14
  5. Step 5: Solve for x
    x = 260,306,535,394.14/472,797.80
  6. Step 6: Final answer
    x = 550,566.30

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Double scale
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Similar ratio
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1.5x scale

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.