Home / 645,997.20-967,246.20-506,029.20

Finding the Fourth Proportional to 645,997.20, 967,246.20 and 506,029.20

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Solution

The fourth proportional to 645,997.20, 967,246.20 and 506,029.20 is: 757,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,997.20 : 967,246.20 = 506,029.20 : x
  2. Step 2: Convert to fraction form
    645,997.20/967,246.20 = 506,029.20/x
  3. Step 3: Cross multiply
    645,997.20x = 967,246.20 × 506,029.20
  4. Step 4: Simplify right side
    645,997.20x = 489,454,820,789.04
  5. Step 5: Solve for x
    x = 489,454,820,789.04/645,997.20
  6. Step 6: Final answer
    x = 757,673.29

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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.