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Finding the Fourth Proportional to 507,049.48, 699,736.56 and 277,602.94

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Solution

The fourth proportional to 507,049.48, 699,736.56 and 277,602.94 is: 383,096.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,049.48 : 699,736.56 = 277,602.94 : x
  2. Step 2: Convert to fraction form
    507,049.48/699,736.56 = 277,602.94/x
  3. Step 3: Cross multiply
    507,049.48x = 699,736.56 × 277,602.94
  4. Step 4: Simplify right side
    507,049.48x = 194,248,926,281.49
  5. Step 5: Solve for x
    x = 194,248,926,281.49/507,049.48
  6. Step 6: Final answer
    x = 383,096.59

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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.