Home / 348,482.34-522,582.78-135,137.94

Finding the Fourth Proportional to 348,482.34, 522,582.78 and 135,137.94

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Solution

The fourth proportional to 348,482.34, 522,582.78 and 135,137.94 is: 202,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,482.34 : 522,582.78 = 135,137.94 : x
  2. Step 2: Convert to fraction form
    348,482.34/522,582.78 = 135,137.94/x
  3. Step 3: Cross multiply
    348,482.34x = 522,582.78 × 135,137.94
  4. Step 4: Simplify right side
    348,482.34x = 70,620,760,368.67
  5. Step 5: Solve for x
    x = 70,620,760,368.67/348,482.34
  6. Step 6: Final answer
    x = 202,652.34

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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.