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Finding the Fourth Proportional to 294,416.60, 441,624.90 and 264,925.40

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Solution

The fourth proportional to 294,416.60, 441,624.90 and 264,925.40 is: 397,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,416.60 : 441,624.90 = 264,925.40 : x
  2. Step 2: Convert to fraction form
    294,416.60/441,624.90 = 264,925.40/x
  3. Step 3: Cross multiply
    294,416.60x = 441,624.90 × 264,925.40
  4. Step 4: Simplify right side
    294,416.60x = 116,997,653,282.46
  5. Step 5: Solve for x
    x = 116,997,653,282.46/294,416.60
  6. Step 6: Final answer
    x = 397,388.10

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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.