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Finding the Fourth Proportional to 673,800.30, 1,008,367.65 and 617,813.10

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Solution

The fourth proportional to 673,800.30, 1,008,367.65 and 617,813.10 is: 924,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,800.30 : 1,008,367.65 = 617,813.10 : x
  2. Step 2: Convert to fraction form
    673,800.30/1,008,367.65 = 617,813.10/x
  3. Step 3: Cross multiply
    673,800.30x = 1,008,367.65 × 617,813.10
  4. Step 4: Simplify right side
    673,800.30x = 622,982,743,786.22
  5. Step 5: Solve for x
    x = 622,982,743,786.22/673,800.30
  6. Step 6: Final answer
    x = 924,580.69

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1.5x scale

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.