Home / 869,381.94-1,199,302.29-579,492.66

Finding the Fourth Proportional to 869,381.94, 1,199,302.29 and 579,492.66

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Solution

The fourth proportional to 869,381.94, 1,199,302.29 and 579,492.66 is: 799,403.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,381.94 : 1,199,302.29 = 579,492.66 : x
  2. Step 2: Convert to fraction form
    869,381.94/1,199,302.29 = 579,492.66/x
  3. Step 3: Cross multiply
    869,381.94x = 1,199,302.29 × 579,492.66
  4. Step 4: Simplify right side
    869,381.94x = 694,986,874,176.19
  5. Step 5: Solve for x
    x = 694,986,874,176.19/869,381.94
  6. Step 6: Final answer
    x = 799,403.39

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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.