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Finding the Fourth Proportional to 630,268.52, 945,641.64 and 377,730.24

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Solution

The fourth proportional to 630,268.52, 945,641.64 and 377,730.24 is: 566,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,268.52 : 945,641.64 = 377,730.24 : x
  2. Step 2: Convert to fraction form
    630,268.52/945,641.64 = 377,730.24/x
  3. Step 3: Cross multiply
    630,268.52x = 945,641.64 × 377,730.24
  4. Step 4: Simplify right side
    630,268.52x = 357,197,439,376.79
  5. Step 5: Solve for x
    x = 357,197,439,376.79/630,268.52
  6. Step 6: Final answer
    x = 566,738.51

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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.