Home / 427,817.61-590,395.28-234,222.06

Finding the Fourth Proportional to 427,817.61, 590,395.28 and 234,222.06

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Solution

The fourth proportional to 427,817.61, 590,395.28 and 234,222.06 is: 323,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,817.61 : 590,395.28 = 234,222.06 : x
  2. Step 2: Convert to fraction form
    427,817.61/590,395.28 = 234,222.06/x
  3. Step 3: Cross multiply
    427,817.61x = 590,395.28 × 234,222.06
  4. Step 4: Simplify right side
    427,817.61x = 138,283,597,524.77
  5. Step 5: Solve for x
    x = 138,283,597,524.77/427,817.61
  6. Step 6: Final answer
    x = 323,230.26

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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.