Home / 558,853.09-771,217.35-304,204.25

Finding the Fourth Proportional to 558,853.09, 771,217.35 and 304,204.25

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Solution

The fourth proportional to 558,853.09, 771,217.35 and 304,204.25 is: 419,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,853.09 : 771,217.35 = 304,204.25 : x
  2. Step 2: Convert to fraction form
    558,853.09/771,217.35 = 304,204.25/x
  3. Step 3: Cross multiply
    558,853.09x = 771,217.35 × 304,204.25
  4. Step 4: Simplify right side
    558,853.09x = 234,607,595,543.74
  5. Step 5: Solve for x
    x = 234,607,595,543.74/558,853.09
  6. Step 6: Final answer
    x = 419,801.91

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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.