Home / 988,745.25-1,364,468.45-536,036.25

Finding the Fourth Proportional to 988,745.25, 1,364,468.45 and 536,036.25

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Solution

The fourth proportional to 988,745.25, 1,364,468.45 and 536,036.25 is: 739,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,745.25 : 1,364,468.45 = 536,036.25 : x
  2. Step 2: Convert to fraction form
    988,745.25/1,364,468.45 = 536,036.25/x
  3. Step 3: Cross multiply
    988,745.25x = 1,364,468.45 × 536,036.25
  4. Step 4: Simplify right side
    988,745.25x = 731,404,548,501.13
  5. Step 5: Solve for x
    x = 731,404,548,501.13/988,745.25
  6. Step 6: Final answer
    x = 739,730.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.