Home / 757,716.11-1,045,633.40-413,554.50

Finding the Fourth Proportional to 757,716.11, 1,045,633.40 and 413,554.50

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Solution

The fourth proportional to 757,716.11, 1,045,633.40 and 413,554.50 is: 570,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,716.11 : 1,045,633.40 = 413,554.50 : x
  2. Step 2: Convert to fraction form
    757,716.11/1,045,633.40 = 413,554.50/x
  3. Step 3: Cross multiply
    757,716.11x = 1,045,633.40 × 413,554.50
  4. Step 4: Simplify right side
    757,716.11x = 432,426,398,954.19
  5. Step 5: Solve for x
    x = 432,426,398,954.19/757,716.11
  6. Step 6: Final answer
    x = 570,697.12

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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.