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Finding the Fourth Proportional to 574,579.30, 861,866.63 and 175,218.92

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Solution

The fourth proportional to 574,579.30, 861,866.63 and 175,218.92 is: 262,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,579.30 : 861,866.63 = 175,218.92 : x
  2. Step 2: Convert to fraction form
    574,579.30/861,866.63 = 175,218.92/x
  3. Step 3: Cross multiply
    574,579.30x = 861,866.63 × 175,218.92
  4. Step 4: Simplify right side
    574,579.30x = 151,015,340,092.64
  5. Step 5: Solve for x
    x = 151,015,340,092.64/574,579.30
  6. Step 6: Final answer
    x = 262,827.67

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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.