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Finding the Fourth Proportional to 299,284.90, 448,927.35 and 246,140.80

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Solution

The fourth proportional to 299,284.90, 448,927.35 and 246,140.80 is: 369,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,284.90 : 448,927.35 = 246,140.80 : x
  2. Step 2: Convert to fraction form
    299,284.90/448,927.35 = 246,140.80/x
  3. Step 3: Cross multiply
    299,284.90x = 448,927.35 × 246,140.80
  4. Step 4: Simplify right side
    299,284.90x = 110,499,337,070.88
  5. Step 5: Solve for x
    x = 110,499,337,070.88/299,284.90
  6. Step 6: Final answer
    x = 369,211.20

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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.