Home / 910,647.56-1,366,037.66-349,682.06

Finding the Fourth Proportional to 910,647.56, 1,366,037.66 and 349,682.06

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Solution

The fourth proportional to 910,647.56, 1,366,037.66 and 349,682.06 is: 524,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,647.56 : 1,366,037.66 = 349,682.06 : x
  2. Step 2: Convert to fraction form
    910,647.56/1,366,037.66 = 349,682.06/x
  3. Step 3: Cross multiply
    910,647.56x = 1,366,037.66 × 349,682.06
  4. Step 4: Simplify right side
    910,647.56x = 477,678,867,275.68
  5. Step 5: Solve for x
    x = 477,678,867,275.68/910,647.56
  6. Step 6: Final answer
    x = 524,548.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.