Home / 683,372.40-1,025,641.80-304,875.60

Finding the Fourth Proportional to 683,372.40, 1,025,641.80 and 304,875.60

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Solution

The fourth proportional to 683,372.40, 1,025,641.80 and 304,875.60 is: 457,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,372.40 : 1,025,641.80 = 304,875.60 : x
  2. Step 2: Convert to fraction form
    683,372.40/1,025,641.80 = 304,875.60/x
  3. Step 3: Cross multiply
    683,372.40x = 1,025,641.80 × 304,875.60
  4. Step 4: Simplify right side
    683,372.40x = 312,693,159,160.08
  5. Step 5: Solve for x
    x = 312,693,159,160.08/683,372.40
  6. Step 6: Final answer
    x = 457,573.59

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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.