Home / 476,150.56-657,097.68-261,278.08

Finding the Fourth Proportional to 476,150.56, 657,097.68 and 261,278.08

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Solution

The fourth proportional to 476,150.56, 657,097.68 and 261,278.08 is: 360,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,150.56 : 657,097.68 = 261,278.08 : x
  2. Step 2: Convert to fraction form
    476,150.56/657,097.68 = 261,278.08/x
  3. Step 3: Cross multiply
    476,150.56x = 657,097.68 × 261,278.08
  4. Step 4: Simplify right side
    476,150.56x = 171,685,220,202.85
  5. Step 5: Solve for x
    x = 171,685,220,202.85/476,150.56
  6. Step 6: Final answer
    x = 360,569.19

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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.