Home / 824,299.74-1,243,008.18-813,058.56

Finding the Fourth Proportional to 824,299.74, 1,243,008.18 and 813,058.56

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Solution

The fourth proportional to 824,299.74, 1,243,008.18 and 813,058.56 is: 1,226,056.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,299.74 : 1,243,008.18 = 813,058.56 : x
  2. Step 2: Convert to fraction form
    824,299.74/1,243,008.18 = 813,058.56/x
  3. Step 3: Cross multiply
    824,299.74x = 1,243,008.18 × 813,058.56
  4. Step 4: Simplify right side
    824,299.74x = 1,010,638,440,899.02
  5. Step 5: Solve for x
    x = 1,010,638,440,899.02/824,299.74
  6. Step 6: Final answer
    x = 1,226,056.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.