Home / 805,952.48-1,112,170.50-443,317.80

Finding the Fourth Proportional to 805,952.48, 1,112,170.50 and 443,317.80

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Solution

The fourth proportional to 805,952.48, 1,112,170.50 and 443,317.80 is: 611,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,952.48 : 1,112,170.50 = 443,317.80 : x
  2. Step 2: Convert to fraction form
    805,952.48/1,112,170.50 = 443,317.80/x
  3. Step 3: Cross multiply
    805,952.48x = 1,112,170.50 × 443,317.80
  4. Step 4: Simplify right side
    805,952.48x = 493,044,971,507.46
  5. Step 5: Solve for x
    x = 493,044,971,507.46/805,952.48
  6. Step 6: Final answer
    x = 611,754.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.