Home / 982,338.80-1,355,614.62-552,618.80

Finding the Fourth Proportional to 982,338.80, 1,355,614.62 and 552,618.80

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Solution

The fourth proportional to 982,338.80, 1,355,614.62 and 552,618.80 is: 762,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,338.80 : 1,355,614.62 = 552,618.80 : x
  2. Step 2: Convert to fraction form
    982,338.80/1,355,614.62 = 552,618.80/x
  3. Step 3: Cross multiply
    982,338.80x = 1,355,614.62 × 552,618.80
  4. Step 4: Simplify right side
    982,338.80x = 749,138,124,566.86
  5. Step 5: Solve for x
    x = 749,138,124,566.86/982,338.80
  6. Step 6: Final answer
    x = 762,606.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.