Home / 319,252.29-478,948.52-94,630.05

Finding the Fourth Proportional to 319,252.29, 478,948.52 and 94,630.05

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Solution

The fourth proportional to 319,252.29, 478,948.52 and 94,630.05 is: 141,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,252.29 : 478,948.52 = 94,630.05 : x
  2. Step 2: Convert to fraction form
    319,252.29/478,948.52 = 94,630.05/x
  3. Step 3: Cross multiply
    319,252.29x = 478,948.52 × 94,630.05
  4. Step 4: Simplify right side
    319,252.29x = 45,322,921,921.88
  5. Step 5: Solve for x
    x = 45,322,921,921.88/319,252.29
  6. Step 6: Final answer
    x = 141,965.85

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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.