Home / 997,632.40-1,496,448.60-731,911.90

Finding the Fourth Proportional to 997,632.40, 1,496,448.60 and 731,911.90

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Solution

The fourth proportional to 997,632.40, 1,496,448.60 and 731,911.90 is: 1,097,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,632.40 : 1,496,448.60 = 731,911.90 : x
  2. Step 2: Convert to fraction form
    997,632.40/1,496,448.60 = 731,911.90/x
  3. Step 3: Cross multiply
    997,632.40x = 1,496,448.60 × 731,911.90
  4. Step 4: Simplify right side
    997,632.40x = 1,095,268,538,078.34
  5. Step 5: Solve for x
    x = 1,095,268,538,078.34/997,632.40
  6. Step 6: Final answer
    x = 1,097,867.85

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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.