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Finding the Fourth Proportional to 452,014.72, 623,784 and 250,814.08

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Solution

The fourth proportional to 452,014.72, 623,784 and 250,814.08 is: 346,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,014.72 : 623,784 = 250,814.08 : x
  2. Step 2: Convert to fraction form
    452,014.72/623,784 = 250,814.08/x
  3. Step 3: Cross multiply
    452,014.72x = 623,784 × 250,814.08
  4. Step 4: Simplify right side
    452,014.72x = 156,453,810,078.72
  5. Step 5: Solve for x
    x = 156,453,810,078.72/452,014.72
  6. Step 6: Final answer
    x = 346,125.48

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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.