Home / 980,424.15-1,470,218.26-373,108.83

Finding the Fourth Proportional to 980,424.15, 1,470,218.26 and 373,108.83

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Solution

The fourth proportional to 980,424.15, 1,470,218.26 and 373,108.83 is: 559,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,424.15 : 1,470,218.26 = 373,108.83 : x
  2. Step 2: Convert to fraction form
    980,424.15/1,470,218.26 = 373,108.83/x
  3. Step 3: Cross multiply
    980,424.15x = 1,470,218.26 × 373,108.83
  4. Step 4: Simplify right side
    980,424.15x = 548,551,414,833.24
  5. Step 5: Solve for x
    x = 548,551,414,833.24/980,424.15
  6. Step 6: Final answer
    x = 559,504.18

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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.