Home / 502,273.06-693,133.53-272,828.26

Finding the Fourth Proportional to 502,273.06, 693,133.53 and 272,828.26

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Solution

The fourth proportional to 502,273.06, 693,133.53 and 272,828.26 is: 376,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,273.06 : 693,133.53 = 272,828.26 : x
  2. Step 2: Convert to fraction form
    502,273.06/693,133.53 = 272,828.26/x
  3. Step 3: Cross multiply
    502,273.06x = 693,133.53 × 272,828.26
  4. Step 4: Simplify right side
    502,273.06x = 189,106,414,937.56
  5. Step 5: Solve for x
    x = 189,106,414,937.56/502,273.06
  6. Step 6: Final answer
    x = 376,501.21

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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.