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Finding the Fourth Proportional to 605,680.80, 906,552.90 and 605,680.80

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Solution

The fourth proportional to 605,680.80, 906,552.90 and 605,680.80 is: 906,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,680.80 : 906,552.90 = 605,680.80 : x
  2. Step 2: Convert to fraction form
    605,680.80/906,552.90 = 605,680.80/x
  3. Step 3: Cross multiply
    605,680.80x = 906,552.90 × 605,680.80
  4. Step 4: Simplify right side
    605,680.80x = 549,081,685,714.32
  5. Step 5: Solve for x
    x = 549,081,685,714.32/605,680.80
  6. Step 6: Final answer
    x = 906,552.90

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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.