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Finding the Fourth Proportional to 452,114.40, 678,171.60 and 373,317.60

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Solution

The fourth proportional to 452,114.40, 678,171.60 and 373,317.60 is: 559,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,114.40 : 678,171.60 = 373,317.60 : x
  2. Step 2: Convert to fraction form
    452,114.40/678,171.60 = 373,317.60/x
  3. Step 3: Cross multiply
    452,114.40x = 678,171.60 × 373,317.60
  4. Step 4: Simplify right side
    452,114.40x = 253,173,394,100.16
  5. Step 5: Solve for x
    x = 253,173,394,100.16/452,114.40
  6. Step 6: Final answer
    x = 559,976.40

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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.