Home / 484,350.24-668,424.96-403,642.56

Finding the Fourth Proportional to 484,350.24, 668,424.96 and 403,642.56

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Solution

The fourth proportional to 484,350.24, 668,424.96 and 403,642.56 is: 557,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,350.24 : 668,424.96 = 403,642.56 : x
  2. Step 2: Convert to fraction form
    484,350.24/668,424.96 = 403,642.56/x
  3. Step 3: Cross multiply
    484,350.24x = 668,424.96 × 403,642.56
  4. Step 4: Simplify right side
    484,350.24x = 269,804,762,022.30
  5. Step 5: Solve for x
    x = 269,804,762,022.30/484,350.24
  6. Step 6: Final answer
    x = 557,044.76

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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.