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Finding the Fourth Proportional to 669,533.72, 923,956.50 and 367,727.72

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Solution

The fourth proportional to 669,533.72, 923,956.50 and 367,727.72 is: 507,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,533.72 : 923,956.50 = 367,727.72 : x
  2. Step 2: Convert to fraction form
    669,533.72/923,956.50 = 367,727.72/x
  3. Step 3: Cross multiply
    669,533.72x = 923,956.50 × 367,727.72
  4. Step 4: Simplify right side
    669,533.72x = 339,764,417,124.18
  5. Step 5: Solve for x
    x = 339,764,417,124.18/669,533.72
  6. Step 6: Final answer
    x = 507,464.24

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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.