Home / 770,015.10-1,155,219.48-296,573.34

Finding the Fourth Proportional to 770,015.10, 1,155,219.48 and 296,573.34

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Solution

The fourth proportional to 770,015.10, 1,155,219.48 and 296,573.34 is: 444,935.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,015.10 : 1,155,219.48 = 296,573.34 : x
  2. Step 2: Convert to fraction form
    770,015.10/1,155,219.48 = 296,573.34/x
  3. Step 3: Cross multiply
    770,015.10x = 1,155,219.48 × 296,573.34
  4. Step 4: Simplify right side
    770,015.10x = 342,607,299,616.66
  5. Step 5: Solve for x
    x = 342,607,299,616.66/770,015.10
  6. Step 6: Final answer
    x = 444,935.82

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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.