Home / 770,219.92-1,154,992.83-365,528.10

Finding the Fourth Proportional to 770,219.92, 1,154,992.83 and 365,528.10

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Solution

The fourth proportional to 770,219.92, 1,154,992.83 and 365,528.10 is: 548,132.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,219.92 : 1,154,992.83 = 365,528.10 : x
  2. Step 2: Convert to fraction form
    770,219.92/1,154,992.83 = 365,528.10/x
  3. Step 3: Cross multiply
    770,219.92x = 1,154,992.83 × 365,528.10
  4. Step 4: Simplify right side
    770,219.92x = 422,182,334,663.52
  5. Step 5: Solve for x
    x = 422,182,334,663.52/770,219.92
  6. Step 6: Final answer
    x = 548,132.19

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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.