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Finding the Fourth Proportional to 296,555.84, 444,741.76 and 106,991.57

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Solution

The fourth proportional to 296,555.84, 444,741.76 and 106,991.57 is: 160,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,555.84 : 444,741.76 = 106,991.57 : x
  2. Step 2: Convert to fraction form
    296,555.84/444,741.76 = 106,991.57/x
  3. Step 3: Cross multiply
    296,555.84x = 444,741.76 × 106,991.57
  4. Step 4: Simplify right side
    296,555.84x = 47,583,616,655.78
  5. Step 5: Solve for x
    x = 47,583,616,655.78/296,555.84
  6. Step 6: Final answer
    x = 160,454.15

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1.5x scale

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.