Home / 533,341.20-736,196.16-307,076.88

Finding the Fourth Proportional to 533,341.20, 736,196.16 and 307,076.88

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Solution

The fourth proportional to 533,341.20, 736,196.16 and 307,076.88 is: 423,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,341.20 : 736,196.16 = 307,076.88 : x
  2. Step 2: Convert to fraction form
    533,341.20/736,196.16 = 307,076.88/x
  3. Step 3: Cross multiply
    533,341.20x = 736,196.16 × 307,076.88
  4. Step 4: Simplify right side
    533,341.20x = 226,068,819,880.78
  5. Step 5: Solve for x
    x = 226,068,819,880.78/533,341.20
  6. Step 6: Final answer
    x = 423,872.79

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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.