Home / 757,716.63-1,045,651.20-413,555.73

Finding the Fourth Proportional to 757,716.63, 1,045,651.20 and 413,555.73

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Solution

The fourth proportional to 757,716.63, 1,045,651.20 and 413,555.73 is: 570,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,716.63 : 1,045,651.20 = 413,555.73 : x
  2. Step 2: Convert to fraction form
    757,716.63/1,045,651.20 = 413,555.73/x
  3. Step 3: Cross multiply
    757,716.63x = 1,045,651.20 × 413,555.73
  4. Step 4: Simplify right side
    757,716.63x = 432,435,045,341.38
  5. Step 5: Solve for x
    x = 432,435,045,341.38/757,716.63
  6. Step 6: Final answer
    x = 570,708.14

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Double scale
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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.