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Finding the Fourth Proportional to 633,200.40, 948,292.86 and 366,398.64

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Solution

The fourth proportional to 633,200.40, 948,292.86 and 366,398.64 is: 548,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,200.40 : 948,292.86 = 366,398.64 : x
  2. Step 2: Convert to fraction form
    633,200.40/948,292.86 = 366,398.64/x
  3. Step 3: Cross multiply
    633,200.40x = 948,292.86 × 366,398.64
  4. Step 4: Simplify right side
    633,200.40x = 347,453,214,225.71
  5. Step 5: Solve for x
    x = 347,453,214,225.71/633,200.40
  6. Step 6: Final answer
    x = 548,725.51

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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.