Home / 319,806.02-478,944.25-184,459.79

Finding the Fourth Proportional to 319,806.02, 478,944.25 and 184,459.79

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Solution

The fourth proportional to 319,806.02, 478,944.25 and 184,459.79 is: 276,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,806.02 : 478,944.25 = 184,459.79 : x
  2. Step 2: Convert to fraction form
    319,806.02/478,944.25 = 184,459.79/x
  3. Step 3: Cross multiply
    319,806.02x = 478,944.25 × 184,459.79
  4. Step 4: Simplify right side
    319,806.02x = 88,345,955,776.71
  5. Step 5: Solve for x
    x = 88,345,955,776.71/319,806.02
  6. Step 6: Final answer
    x = 276,248.57

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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.