Home / 988,029.66-1,363,463.19-558,300.56

Finding the Fourth Proportional to 988,029.66, 1,363,463.19 and 558,300.56

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Solution

The fourth proportional to 988,029.66, 1,363,463.19 and 558,300.56 is: 770,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,029.66 : 1,363,463.19 = 558,300.56 : x
  2. Step 2: Convert to fraction form
    988,029.66/1,363,463.19 = 558,300.56/x
  3. Step 3: Cross multiply
    988,029.66x = 1,363,463.19 × 558,300.56
  4. Step 4: Simplify right side
    988,029.66x = 761,222,262,516.39
  5. Step 5: Solve for x
    x = 761,222,262,516.39/988,029.66
  6. Step 6: Final answer
    x = 770,444.75

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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.