Home / 476,559.96-657,097.14-355,491.06

Finding the Fourth Proportional to 476,559.96, 657,097.14 and 355,491.06

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Solution

The fourth proportional to 476,559.96, 657,097.14 and 355,491.06 is: 490,163.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,559.96 : 657,097.14 = 355,491.06 : x
  2. Step 2: Convert to fraction form
    476,559.96/657,097.14 = 355,491.06/x
  3. Step 3: Cross multiply
    476,559.96x = 657,097.14 × 355,491.06
  4. Step 4: Simplify right side
    476,559.96x = 233,592,158,821.57
  5. Step 5: Solve for x
    x = 233,592,158,821.57/476,559.96
  6. Step 6: Final answer
    x = 490,163.21

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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.