Home / 319,229.02-478,853.52-119,511.24

Finding the Fourth Proportional to 319,229.02, 478,853.52 and 119,511.24

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Solution

The fourth proportional to 319,229.02, 478,853.52 and 119,511.24 is: 179,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,229.02 : 478,853.52 = 119,511.24 : x
  2. Step 2: Convert to fraction form
    319,229.02/478,853.52 = 119,511.24/x
  3. Step 3: Cross multiply
    319,229.02x = 478,853.52 × 119,511.24
  4. Step 4: Simplify right side
    319,229.02x = 57,228,377,953.56
  5. Step 5: Solve for x
    x = 57,228,377,953.56/319,229.02
  6. Step 6: Final answer
    x = 179,270.60

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1.5x scale

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.