Home / 813,420.16-1,219,883.90-244,650.17

Finding the Fourth Proportional to 813,420.16, 1,219,883.90 and 244,650.17

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Solution

The fourth proportional to 813,420.16, 1,219,883.90 and 244,650.17 is: 366,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,420.16 : 1,219,883.90 = 244,650.17 : x
  2. Step 2: Convert to fraction form
    813,420.16/1,219,883.90 = 244,650.17/x
  3. Step 3: Cross multiply
    813,420.16x = 1,219,883.90 × 244,650.17
  4. Step 4: Simplify right side
    813,420.16x = 298,444,805,341.72
  5. Step 5: Solve for x
    x = 298,444,805,341.72/813,420.16
  6. Step 6: Final answer
    x = 366,901.17

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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.