Home / 815,464.80-1,222,030.80-600,555.60

Finding the Fourth Proportional to 815,464.80, 1,222,030.80 and 600,555.60

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Solution

The fourth proportional to 815,464.80, 1,222,030.80 and 600,555.60 is: 899,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,464.80 : 1,222,030.80 = 600,555.60 : x
  2. Step 2: Convert to fraction form
    815,464.80/1,222,030.80 = 600,555.60/x
  3. Step 3: Cross multiply
    815,464.80x = 1,222,030.80 × 600,555.60
  4. Step 4: Simplify right side
    815,464.80x = 733,897,440,312.48
  5. Step 5: Solve for x
    x = 733,897,440,312.48/815,464.80
  6. Step 6: Final answer
    x = 899,974.40

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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.