Home / 770,260.60-1,154,428.62-531,702.64

Finding the Fourth Proportional to 770,260.60, 1,154,428.62 and 531,702.64

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Solution

The fourth proportional to 770,260.60, 1,154,428.62 and 531,702.64 is: 796,889.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,260.60 : 1,154,428.62 = 531,702.64 : x
  2. Step 2: Convert to fraction form
    770,260.60/1,154,428.62 = 531,702.64/x
  3. Step 3: Cross multiply
    770,260.60x = 1,154,428.62 × 531,702.64
  4. Step 4: Simplify right side
    770,260.60x = 613,812,744,945.56
  5. Step 5: Solve for x
    x = 613,812,744,945.56/770,260.60
  6. Step 6: Final answer
    x = 796,889.71

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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.