Home / 1,143,945.84-1,715,931-345,234.54

Finding the Fourth Proportional to 1,143,945.84, 1,715,931 and 345,234.54

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Solution

The fourth proportional to 1,143,945.84, 1,715,931 and 345,234.54 is: 517,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,945.84 : 1,715,931 = 345,234.54 : x
  2. Step 2: Convert to fraction form
    1,143,945.84/1,715,931 = 345,234.54/x
  3. Step 3: Cross multiply
    1,143,945.84x = 1,715,931 × 345,234.54
  4. Step 4: Simplify right side
    1,143,945.84x = 592,398,649,456.74
  5. Step 5: Solve for x
    x = 592,398,649,456.74/1,143,945.84
  6. Step 6: Final answer
    x = 517,855.50

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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.