Home / 683,377.40-1,025,649.30-304,880.60

Finding the Fourth Proportional to 683,377.40, 1,025,649.30 and 304,880.60

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Solution

The fourth proportional to 683,377.40, 1,025,649.30 and 304,880.60 is: 457,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,377.40 : 1,025,649.30 = 304,880.60 : x
  2. Step 2: Convert to fraction form
    683,377.40/1,025,649.30 = 304,880.60/x
  3. Step 3: Cross multiply
    683,377.40x = 1,025,649.30 × 304,880.60
  4. Step 4: Simplify right side
    683,377.40x = 312,700,573,973.58
  5. Step 5: Solve for x
    x = 312,700,573,973.58/683,377.40
  6. Step 6: Final answer
    x = 457,581.09

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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.