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Finding the Fourth Proportional to 934,242, 1,289,253.90 and 504,522.08

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Solution

The fourth proportional to 934,242, 1,289,253.90 and 504,522.08 is: 696,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,242 : 1,289,253.90 = 504,522.08 : x
  2. Step 2: Convert to fraction form
    934,242/1,289,253.90 = 504,522.08/x
  3. Step 3: Cross multiply
    934,242x = 1,289,253.90 × 504,522.08
  4. Step 4: Simplify right side
    934,242x = 650,457,059,276.11
  5. Step 5: Solve for x
    x = 650,457,059,276.11/934,242
  6. Step 6: Final answer
    x = 696,240.44

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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.