Home / 502,346.73-693,235.74-272,902.20

Finding the Fourth Proportional to 502,346.73, 693,235.74 and 272,902.20

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Solution

The fourth proportional to 502,346.73, 693,235.74 and 272,902.20 is: 376,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,346.73 : 693,235.74 = 272,902.20 : x
  2. Step 2: Convert to fraction form
    502,346.73/693,235.74 = 272,902.20/x
  3. Step 3: Cross multiply
    502,346.73x = 693,235.74 × 272,902.20
  4. Step 4: Simplify right side
    502,346.73x = 189,185,558,564.63
  5. Step 5: Solve for x
    x = 189,185,558,564.63/502,346.73
  6. Step 6: Final answer
    x = 376,603.54

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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.