Home / 348,345.02-522,697.36-148,611.80

Finding the Fourth Proportional to 348,345.02, 522,697.36 and 148,611.80

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Solution

The fourth proportional to 348,345.02, 522,697.36 and 148,611.80 is: 222,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,345.02 : 522,697.36 = 148,611.80 : x
  2. Step 2: Convert to fraction form
    348,345.02/522,697.36 = 148,611.80/x
  3. Step 3: Cross multiply
    348,345.02x = 522,697.36 × 148,611.80
  4. Step 4: Simplify right side
    348,345.02x = 77,678,995,524.85
  5. Step 5: Solve for x
    x = 77,678,995,524.85/348,345.02
  6. Step 6: Final answer
    x = 222,994.42

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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.