Home / 348,323.10-522,970.65-222,740.70

Finding the Fourth Proportional to 348,323.10, 522,970.65 and 222,740.70

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Solution

The fourth proportional to 348,323.10, 522,970.65 and 222,740.70 is: 334,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,323.10 : 522,970.65 = 222,740.70 : x
  2. Step 2: Convert to fraction form
    348,323.10/522,970.65 = 222,740.70/x
  3. Step 3: Cross multiply
    348,323.10x = 522,970.65 × 222,740.70
  4. Step 4: Simplify right side
    348,323.10x = 116,486,848,660.46
  5. Step 5: Solve for x
    x = 116,486,848,660.46/348,323.10
  6. Step 6: Final answer
    x = 334,421.83

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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.