Home / 558,906.13-771,290.58-304,257.25

Finding the Fourth Proportional to 558,906.13, 771,290.58 and 304,257.25

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Solution

The fourth proportional to 558,906.13, 771,290.58 and 304,257.25 is: 419,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,906.13 : 771,290.58 = 304,257.25 : x
  2. Step 2: Convert to fraction form
    558,906.13/771,290.58 = 304,257.25/x
  3. Step 3: Cross multiply
    558,906.13x = 771,290.58 × 304,257.25
  4. Step 4: Simplify right side
    558,906.13x = 234,670,750,821.71
  5. Step 5: Solve for x
    x = 234,670,750,821.71/558,906.13
  6. Step 6: Final answer
    x = 419,875.07

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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.