Home / 506,002.85-759,214.10-221,546.60

Finding the Fourth Proportional to 506,002.85, 759,214.10 and 221,546.60

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Solution

The fourth proportional to 506,002.85, 759,214.10 and 221,546.60 is: 332,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,002.85 : 759,214.10 = 221,546.60 : x
  2. Step 2: Convert to fraction form
    506,002.85/759,214.10 = 221,546.60/x
  3. Step 3: Cross multiply
    506,002.85x = 759,214.10 × 221,546.60
  4. Step 4: Simplify right side
    506,002.85x = 168,201,301,419.33
  5. Step 5: Solve for x
    x = 168,201,301,419.33/506,002.85
  6. Step 6: Final answer
    x = 332,411.77

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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.