Home / 427,724.84-590,253.13-236,734.13

Finding the Fourth Proportional to 427,724.84, 590,253.13 and 236,734.13

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Solution

The fourth proportional to 427,724.84, 590,253.13 and 236,734.13 is: 326,689.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,724.84 : 590,253.13 = 236,734.13 : x
  2. Step 2: Convert to fraction form
    427,724.84/590,253.13 = 236,734.13/x
  3. Step 3: Cross multiply
    427,724.84x = 590,253.13 × 236,734.13
  4. Step 4: Simplify right side
    427,724.84x = 139,733,061,210.33
  5. Step 5: Solve for x
    x = 139,733,061,210.33/427,724.84
  6. Step 6: Final answer
    x = 326,689.14

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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.