Home / 988,833.81-1,364,552.76-559,122.94

Finding the Fourth Proportional to 988,833.81, 1,364,552.76 and 559,122.94

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Solution

The fourth proportional to 988,833.81, 1,364,552.76 and 559,122.94 is: 771,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,833.81 : 1,364,552.76 = 559,122.94 : x
  2. Step 2: Convert to fraction form
    988,833.81/1,364,552.76 = 559,122.94/x
  3. Step 3: Cross multiply
    988,833.81x = 1,364,552.76 × 559,122.94
  4. Step 4: Simplify right side
    988,833.81x = 762,952,750,956.31
  5. Step 5: Solve for x
    x = 762,952,750,956.31/988,833.81
  6. Step 6: Final answer
    x = 771,568.23

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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.