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Finding the Fourth Proportional to 507,248.64, 760,028.16 and 329,533.44

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Solution

The fourth proportional to 507,248.64, 760,028.16 and 329,533.44 is: 493,751.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,248.64 : 760,028.16 = 329,533.44 : x
  2. Step 2: Convert to fraction form
    507,248.64/760,028.16 = 329,533.44/x
  3. Step 3: Cross multiply
    507,248.64x = 760,028.16 × 329,533.44
  4. Step 4: Simplify right side
    507,248.64x = 250,454,694,061.67
  5. Step 5: Solve for x
    x = 250,454,694,061.67/507,248.64
  6. Step 6: Final answer
    x = 493,751.34

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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.