Home / 832,431.80-1,248,647.70-799,772.60

Finding the Fourth Proportional to 832,431.80, 1,248,647.70 and 799,772.60

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Solution

The fourth proportional to 832,431.80, 1,248,647.70 and 799,772.60 is: 1,199,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,431.80 : 1,248,647.70 = 799,772.60 : x
  2. Step 2: Convert to fraction form
    832,431.80/1,248,647.70 = 799,772.60/x
  3. Step 3: Cross multiply
    832,431.80x = 1,248,647.70 × 799,772.60
  4. Step 4: Simplify right side
    832,431.80x = 998,634,217,513.02
  5. Step 5: Solve for x
    x = 998,634,217,513.02/832,431.80
  6. Step 6: Final answer
    x = 1,199,658.90

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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.