Home / 464,835.28-641,445.73-260,867.15

Finding the Fourth Proportional to 464,835.28, 641,445.73 and 260,867.15

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Solution

The fourth proportional to 464,835.28, 641,445.73 and 260,867.15 is: 359,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,835.28 : 641,445.73 = 260,867.15 : x
  2. Step 2: Convert to fraction form
    464,835.28/641,445.73 = 260,867.15/x
  3. Step 3: Cross multiply
    464,835.28x = 641,445.73 × 260,867.15
  4. Step 4: Simplify right side
    464,835.28x = 167,332,119,464.77
  5. Step 5: Solve for x
    x = 167,332,119,464.77/464,835.28
  6. Step 6: Final answer
    x = 359,981.54

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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.