Home / 507,327.26-760,997.28-152,320.64

Finding the Fourth Proportional to 507,327.26, 760,997.28 and 152,320.64

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Solution

The fourth proportional to 507,327.26, 760,997.28 and 152,320.64 is: 228,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,327.26 : 760,997.28 = 152,320.64 : x
  2. Step 2: Convert to fraction form
    507,327.26/760,997.28 = 152,320.64/x
  3. Step 3: Cross multiply
    507,327.26x = 760,997.28 × 152,320.64
  4. Step 4: Simplify right side
    507,327.26x = 115,915,592,727.86
  5. Step 5: Solve for x
    x = 115,915,592,727.86/507,327.26
  6. Step 6: Final answer
    x = 228,482.88

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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.