Home / 822,050.80-1,232,154.60-422,537.20

Finding the Fourth Proportional to 822,050.80, 1,232,154.60 and 422,537.20

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Solution

The fourth proportional to 822,050.80, 1,232,154.60 and 422,537.20 is: 633,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,050.80 : 1,232,154.60 = 422,537.20 : x
  2. Step 2: Convert to fraction form
    822,050.80/1,232,154.60 = 422,537.20/x
  3. Step 3: Cross multiply
    822,050.80x = 1,232,154.60 × 422,537.20
  4. Step 4: Simplify right side
    822,050.80x = 520,631,154,651.12
  5. Step 5: Solve for x
    x = 520,631,154,651.12/822,050.80
  6. Step 6: Final answer
    x = 633,332.09

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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.