Home / 648,104.20-970,844.10-367,293.40

Finding the Fourth Proportional to 648,104.20, 970,844.10 and 367,293.40

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Solution

The fourth proportional to 648,104.20, 970,844.10 and 367,293.40 is: 550,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,104.20 : 970,844.10 = 367,293.40 : x
  2. Step 2: Convert to fraction form
    648,104.20/970,844.10 = 367,293.40/x
  3. Step 3: Cross multiply
    648,104.20x = 970,844.10 × 367,293.40
  4. Step 4: Simplify right side
    648,104.20x = 356,584,630,358.94
  5. Step 5: Solve for x
    x = 356,584,630,358.94/648,104.20
  6. Step 6: Final answer
    x = 550,196.45

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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.