Home / 757,504.46-1,045,734.72-471,116.90

Finding the Fourth Proportional to 757,504.46, 1,045,734.72 and 471,116.90

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Solution

The fourth proportional to 757,504.46, 1,045,734.72 and 471,116.90 is: 650,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,504.46 : 1,045,734.72 = 471,116.90 : x
  2. Step 2: Convert to fraction form
    757,504.46/1,045,734.72 = 471,116.90/x
  3. Step 3: Cross multiply
    757,504.46x = 1,045,734.72 × 471,116.90
  4. Step 4: Simplify right side
    757,504.46x = 492,663,299,508.77
  5. Step 5: Solve for x
    x = 492,663,299,508.77/757,504.46
  6. Step 6: Final answer
    x = 650,376.76

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1.5x scale

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.