Home / 843,024.96-1,264,726.98-443,853.72

Finding the Fourth Proportional to 843,024.96, 1,264,726.98 and 443,853.72

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Solution

The fourth proportional to 843,024.96, 1,264,726.98 and 443,853.72 is: 665,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,024.96 : 1,264,726.98 = 443,853.72 : x
  2. Step 2: Convert to fraction form
    843,024.96/1,264,726.98 = 443,853.72/x
  3. Step 3: Cross multiply
    843,024.96x = 1,264,726.98 × 443,853.72
  4. Step 4: Simplify right side
    843,024.96x = 561,353,774,857.37
  5. Step 5: Solve for x
    x = 561,353,774,857.37/843,024.96
  6. Step 6: Final answer
    x = 665,880.37

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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.