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Finding the Fourth Proportional to 560,400.34, 773,118.42 and 366,855.38

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Solution

The fourth proportional to 560,400.34, 773,118.42 and 366,855.38 is: 506,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,400.34 : 773,118.42 = 366,855.38 : x
  2. Step 2: Convert to fraction form
    560,400.34/773,118.42 = 366,855.38/x
  3. Step 3: Cross multiply
    560,400.34x = 773,118.42 × 366,855.38
  4. Step 4: Simplify right side
    560,400.34x = 283,622,651,754.10
  5. Step 5: Solve for x
    x = 283,622,651,754.10/560,400.34
  6. Step 6: Final answer
    x = 506,107.21

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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.