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Finding the Fourth Proportional to 431,887.56, 596,005.74 and 240,896.04

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Solution

The fourth proportional to 431,887.56, 596,005.74 and 240,896.04 is: 332,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,887.56 : 596,005.74 = 240,896.04 : x
  2. Step 2: Convert to fraction form
    431,887.56/596,005.74 = 240,896.04/x
  3. Step 3: Cross multiply
    431,887.56x = 596,005.74 × 240,896.04
  4. Step 4: Simplify right side
    431,887.56x = 143,575,422,583.27
  5. Step 5: Solve for x
    x = 143,575,422,583.27/431,887.56
  6. Step 6: Final answer
    x = 332,437.04

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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.