Home / 683,307.20-1,024,960.80-304,227.20

Finding the Fourth Proportional to 683,307.20, 1,024,960.80 and 304,227.20

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Solution

The fourth proportional to 683,307.20, 1,024,960.80 and 304,227.20 is: 456,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,307.20 : 1,024,960.80 = 304,227.20 : x
  2. Step 2: Convert to fraction form
    683,307.20/1,024,960.80 = 304,227.20/x
  3. Step 3: Cross multiply
    683,307.20x = 1,024,960.80 × 304,227.20
  4. Step 4: Simplify right side
    683,307.20x = 311,820,954,293.76
  5. Step 5: Solve for x
    x = 311,820,954,293.76/683,307.20
  6. Step 6: Final answer
    x = 456,340.80

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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.