Home / 646,094.43-969,585.12-225,370.35

Finding the Fourth Proportional to 646,094.43, 969,585.12 and 225,370.35

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Solution

The fourth proportional to 646,094.43, 969,585.12 and 225,370.35 is: 338,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,094.43 : 969,585.12 = 225,370.35 : x
  2. Step 2: Convert to fraction form
    646,094.43/969,585.12 = 225,370.35/x
  3. Step 3: Cross multiply
    646,094.43x = 969,585.12 × 225,370.35
  4. Step 4: Simplify right side
    646,094.43x = 218,515,737,849.19
  5. Step 5: Solve for x
    x = 218,515,737,849.19/646,094.43
  6. Step 6: Final answer
    x = 338,210.22

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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.