Home / 369,990.12-510,587.96-200,224.25

Finding the Fourth Proportional to 369,990.12, 510,587.96 and 200,224.25

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Solution

The fourth proportional to 369,990.12, 510,587.96 and 200,224.25 is: 276,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,990.12 : 510,587.96 = 200,224.25 : x
  2. Step 2: Convert to fraction form
    369,990.12/510,587.96 = 200,224.25/x
  3. Step 3: Cross multiply
    369,990.12x = 510,587.96 × 200,224.25
  4. Step 4: Simplify right side
    369,990.12x = 102,232,087,795.97
  5. Step 5: Solve for x
    x = 102,232,087,795.97/369,990.12
  6. Step 6: Final answer
    x = 276,310.32

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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.