Home / 830,682.80-1,246,331.40-799,962.80

Finding the Fourth Proportional to 830,682.80, 1,246,331.40 and 799,962.80

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Solution

The fourth proportional to 830,682.80, 1,246,331.40 and 799,962.80 is: 1,200,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,682.80 : 1,246,331.40 = 799,962.80 : x
  2. Step 2: Convert to fraction form
    830,682.80/1,246,331.40 = 799,962.80/x
  3. Step 3: Cross multiply
    830,682.80x = 1,246,331.40 × 799,962.80
  4. Step 4: Simplify right side
    830,682.80x = 997,018,756,471.92
  5. Step 5: Solve for x
    x = 997,018,756,471.92/830,682.80
  6. Step 6: Final answer
    x = 1,200,240.04

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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.