Home / 246,723.31-370,010.47-128,330.07

Finding the Fourth Proportional to 246,723.31, 370,010.47 and 128,330.07

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Solution

The fourth proportional to 246,723.31, 370,010.47 and 128,330.07 is: 192,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,723.31 : 370,010.47 = 128,330.07 : x
  2. Step 2: Convert to fraction form
    246,723.31/370,010.47 = 128,330.07/x
  3. Step 3: Cross multiply
    246,723.31x = 370,010.47 × 128,330.07
  4. Step 4: Simplify right side
    246,723.31x = 47,483,469,515.83
  5. Step 5: Solve for x
    x = 47,483,469,515.83/246,723.31
  6. Step 6: Final answer
    x = 192,456.36

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1.5x scale

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.