Home / 847,381.83-1,169,744.77-572,112.58

Finding the Fourth Proportional to 847,381.83, 1,169,744.77 and 572,112.58

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Solution

The fourth proportional to 847,381.83, 1,169,744.77 and 572,112.58 is: 789,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,381.83 : 1,169,744.77 = 572,112.58 : x
  2. Step 2: Convert to fraction form
    847,381.83/1,169,744.77 = 572,112.58/x
  3. Step 3: Cross multiply
    847,381.83x = 1,169,744.77 × 572,112.58
  4. Step 4: Simplify right side
    847,381.83x = 669,225,693,951.56
  5. Step 5: Solve for x
    x = 669,225,693,951.56/847,381.83
  6. Step 6: Final answer
    x = 789,756.96

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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.