Home / 427,725.84-590,254.51-236,735.13

Finding the Fourth Proportional to 427,725.84, 590,254.51 and 236,735.13

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Solution

The fourth proportional to 427,725.84, 590,254.51 and 236,735.13 is: 326,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,725.84 : 590,254.51 = 236,735.13 : x
  2. Step 2: Convert to fraction form
    427,725.84/590,254.51 = 236,735.13/x
  3. Step 3: Cross multiply
    427,725.84x = 590,254.51 × 236,735.13
  4. Step 4: Simplify right side
    427,725.84x = 139,733,978,157.94
  5. Step 5: Solve for x
    x = 139,733,978,157.94/427,725.84
  6. Step 6: Final answer
    x = 326,690.52

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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.