Home / 985,296.60-1,477,944.90-825,864.30

Finding the Fourth Proportional to 985,296.60, 1,477,944.90 and 825,864.30

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Solution

The fourth proportional to 985,296.60, 1,477,944.90 and 825,864.30 is: 1,238,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,296.60 : 1,477,944.90 = 825,864.30 : x
  2. Step 2: Convert to fraction form
    985,296.60/1,477,944.90 = 825,864.30/x
  3. Step 3: Cross multiply
    985,296.60x = 1,477,944.90 × 825,864.30
  4. Step 4: Simplify right side
    985,296.60x = 1,220,581,930,277.07
  5. Step 5: Solve for x
    x = 1,220,581,930,277.07/985,296.60
  6. Step 6: Final answer
    x = 1,238,796.45

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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.