Home / 502,320.94-693,191.22-272,873.05

Finding the Fourth Proportional to 502,320.94, 693,191.22 and 272,873.05

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Solution

The fourth proportional to 502,320.94, 693,191.22 and 272,873.05 is: 376,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,320.94 : 693,191.22 = 272,873.05 : x
  2. Step 2: Convert to fraction form
    502,320.94/693,191.22 = 272,873.05/x
  3. Step 3: Cross multiply
    502,320.94x = 693,191.22 × 272,873.05
  4. Step 4: Simplify right side
    502,320.94x = 189,153,203,577.57
  5. Step 5: Solve for x
    x = 189,153,203,577.57/502,320.94
  6. Step 6: Final answer
    x = 376,558.47

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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.