Home / 672,054.70-1,008,082.05-298,077.70

Finding the Fourth Proportional to 672,054.70, 1,008,082.05 and 298,077.70

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Solution

The fourth proportional to 672,054.70, 1,008,082.05 and 298,077.70 is: 447,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,054.70 : 1,008,082.05 = 298,077.70 : x
  2. Step 2: Convert to fraction form
    672,054.70/1,008,082.05 = 298,077.70/x
  3. Step 3: Cross multiply
    672,054.70x = 1,008,082.05 × 298,077.70
  4. Step 4: Simplify right side
    672,054.70x = 300,486,778,875.29
  5. Step 5: Solve for x
    x = 300,486,778,875.29/672,054.70
  6. Step 6: Final answer
    x = 447,116.55

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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.