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Finding the Fourth Proportional to 433,159.75, 597,520.47 and 251,851.64

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Solution

The fourth proportional to 433,159.75, 597,520.47 and 251,851.64 is: 347,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,159.75 : 597,520.47 = 251,851.64 : x
  2. Step 2: Convert to fraction form
    433,159.75/597,520.47 = 251,851.64/x
  3. Step 3: Cross multiply
    433,159.75x = 597,520.47 × 251,851.64
  4. Step 4: Simplify right side
    433,159.75x = 150,486,507,315.47
  5. Step 5: Solve for x
    x = 150,486,507,315.47/433,159.75
  6. Step 6: Final answer
    x = 347,415.72

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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.