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Finding the Fourth Proportional to 558,959.24, 838,452.64 and 203,973.24

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Solution

The fourth proportional to 558,959.24, 838,452.64 and 203,973.24 is: 305,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,959.24 : 838,452.64 = 203,973.24 : x
  2. Step 2: Convert to fraction form
    558,959.24/838,452.64 = 203,973.24/x
  3. Step 3: Cross multiply
    558,959.24x = 838,452.64 × 203,973.24
  4. Step 4: Simplify right side
    558,959.24x = 171,021,901,567.35
  5. Step 5: Solve for x
    x = 171,021,901,567.35/558,959.24
  6. Step 6: Final answer
    x = 305,964.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.