Home / 348,048.20-522,072.30-181,814.60

Finding the Fourth Proportional to 348,048.20, 522,072.30 and 181,814.60

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Solution

The fourth proportional to 348,048.20, 522,072.30 and 181,814.60 is: 272,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,048.20 : 522,072.30 = 181,814.60 : x
  2. Step 2: Convert to fraction form
    348,048.20/522,072.30 = 181,814.60/x
  3. Step 3: Cross multiply
    348,048.20x = 522,072.30 × 181,814.60
  4. Step 4: Simplify right side
    348,048.20x = 94,920,366,395.58
  5. Step 5: Solve for x
    x = 94,920,366,395.58/348,048.20
  6. Step 6: Final answer
    x = 272,721.90

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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.