Home / 439,924.04-607,096.74-238,720.04

Finding the Fourth Proportional to 439,924.04, 607,096.74 and 238,720.04

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Solution

The fourth proportional to 439,924.04, 607,096.74 and 238,720.04 is: 329,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,924.04 : 607,096.74 = 238,720.04 : x
  2. Step 2: Convert to fraction form
    439,924.04/607,096.74 = 238,720.04/x
  3. Step 3: Cross multiply
    439,924.04x = 607,096.74 × 238,720.04
  4. Step 4: Simplify right side
    439,924.04x = 144,926,158,056.67
  5. Step 5: Solve for x
    x = 144,926,158,056.67/439,924.04
  6. Step 6: Final answer
    x = 329,434.50

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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.