Home / 558,903.13-771,286.44-304,254.25

Finding the Fourth Proportional to 558,903.13, 771,286.44 and 304,254.25

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Solution

The fourth proportional to 558,903.13, 771,286.44 and 304,254.25 is: 419,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,903.13 : 771,286.44 = 304,254.25 : x
  2. Step 2: Convert to fraction form
    558,903.13/771,286.44 = 304,254.25/x
  3. Step 3: Cross multiply
    558,903.13x = 771,286.44 × 304,254.25
  4. Step 4: Simplify right side
    558,903.13x = 234,667,177,337.37
  5. Step 5: Solve for x
    x = 234,667,177,337.37/558,903.13
  6. Step 6: Final answer
    x = 419,870.93

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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.