Home / 988,386.32-1,482,765.06-448,680.48

Finding the Fourth Proportional to 988,386.32, 1,482,765.06 and 448,680.48

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Solution

The fourth proportional to 988,386.32, 1,482,765.06 and 448,680.48 is: 673,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,386.32 : 1,482,765.06 = 448,680.48 : x
  2. Step 2: Convert to fraction form
    988,386.32/1,482,765.06 = 448,680.48/x
  3. Step 3: Cross multiply
    988,386.32x = 1,482,765.06 × 448,680.48
  4. Step 4: Simplify right side
    988,386.32x = 665,287,738,848.03
  5. Step 5: Solve for x
    x = 665,287,738,848.03/988,386.32
  6. Step 6: Final answer
    x = 673,104.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.