Home / 988,535.12-1,364,177.16-535,826

Finding the Fourth Proportional to 988,535.12, 1,364,177.16 and 535,826

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Solution

The fourth proportional to 988,535.12, 1,364,177.16 and 535,826 is: 739,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,535.12 : 1,364,177.16 = 535,826 : x
  2. Step 2: Convert to fraction form
    988,535.12/1,364,177.16 = 535,826/x
  3. Step 3: Cross multiply
    988,535.12x = 1,364,177.16 × 535,826
  4. Step 4: Simplify right side
    988,535.12x = 730,961,590,934.16
  5. Step 5: Solve for x
    x = 730,961,590,934.16/988,535.12
  6. Step 6: Final answer
    x = 739,439.17

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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.