Home / 749,382.36-1,124,038.98-276,035.64

Finding the Fourth Proportional to 749,382.36, 1,124,038.98 and 276,035.64

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Solution

The fourth proportional to 749,382.36, 1,124,038.98 and 276,035.64 is: 414,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,382.36 : 1,124,038.98 = 276,035.64 : x
  2. Step 2: Convert to fraction form
    749,382.36/1,124,038.98 = 276,035.64/x
  3. Step 3: Cross multiply
    749,382.36x = 1,124,038.98 × 276,035.64
  4. Step 4: Simplify right side
    749,382.36x = 310,274,819,229.25
  5. Step 5: Solve for x
    x = 310,274,819,229.25/749,382.36
  6. Step 6: Final answer
    x = 414,040.73

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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.