Home / 757,295.72-1,045,051.27-417,763.88

Finding the Fourth Proportional to 757,295.72, 1,045,051.27 and 417,763.88

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Solution

The fourth proportional to 757,295.72, 1,045,051.27 and 417,763.88 is: 576,504.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,295.72 : 1,045,051.27 = 417,763.88 : x
  2. Step 2: Convert to fraction form
    757,295.72/1,045,051.27 = 417,763.88/x
  3. Step 3: Cross multiply
    757,295.72x = 1,045,051.27 × 417,763.88
  4. Step 4: Simplify right side
    757,295.72x = 436,584,667,084.46
  5. Step 5: Solve for x
    x = 436,584,667,084.46/757,295.72
  6. Step 6: Final answer
    x = 576,504.87

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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.