Home / 522,364.27-720,966.08-338,830.29

Finding the Fourth Proportional to 522,364.27, 720,966.08 and 338,830.29

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Solution

The fourth proportional to 522,364.27, 720,966.08 and 338,830.29 is: 467,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,364.27 : 720,966.08 = 338,830.29 : x
  2. Step 2: Convert to fraction form
    522,364.27/720,966.08 = 338,830.29/x
  3. Step 3: Cross multiply
    522,364.27x = 720,966.08 × 338,830.29
  4. Step 4: Simplify right side
    522,364.27x = 244,285,145,966.56
  5. Step 5: Solve for x
    x = 244,285,145,966.56/522,364.27
  6. Step 6: Final answer
    x = 467,652.86

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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.