Home / 855,896.40-1,283,844.60-607,064.40

Finding the Fourth Proportional to 855,896.40, 1,283,844.60 and 607,064.40

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Solution

The fourth proportional to 855,896.40, 1,283,844.60 and 607,064.40 is: 910,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,896.40 : 1,283,844.60 = 607,064.40 : x
  2. Step 2: Convert to fraction form
    855,896.40/1,283,844.60 = 607,064.40/x
  3. Step 3: Cross multiply
    855,896.40x = 1,283,844.60 × 607,064.40
  4. Step 4: Simplify right side
    855,896.40x = 779,376,351,792.24
  5. Step 5: Solve for x
    x = 779,376,351,792.24/855,896.40
  6. Step 6: Final answer
    x = 910,596.60

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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.