Home / 439,924.26-607,095.46-238,720.26

Finding the Fourth Proportional to 439,924.26, 607,095.46 and 238,720.26

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Solution

The fourth proportional to 439,924.26, 607,095.46 and 238,720.26 is: 329,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,924.26 : 607,095.46 = 238,720.26 : x
  2. Step 2: Convert to fraction form
    439,924.26/607,095.46 = 238,720.26/x
  3. Step 3: Cross multiply
    439,924.26x = 607,095.46 × 238,720.26
  4. Step 4: Simplify right side
    439,924.26x = 144,925,986,056.02
  5. Step 5: Solve for x
    x = 144,925,986,056.02/439,924.26
  6. Step 6: Final answer
    x = 329,433.95

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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.