Home / 988,246.44-1,363,743.54-535,527.72

Finding the Fourth Proportional to 988,246.44, 1,363,743.54 and 535,527.72

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Solution

The fourth proportional to 988,246.44, 1,363,743.54 and 535,527.72 is: 739,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,246.44 : 1,363,743.54 = 535,527.72 : x
  2. Step 2: Convert to fraction form
    988,246.44/1,363,743.54 = 535,527.72/x
  3. Step 3: Cross multiply
    988,246.44x = 1,363,743.54 × 535,527.72
  4. Step 4: Simplify right side
    988,246.44x = 730,322,468,640.93
  5. Step 5: Solve for x
    x = 730,322,468,640.93/988,246.44
  6. Step 6: Final answer
    x = 739,008.45

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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.