Home / 830,864.10-1,246,296.15-825,615.30

Finding the Fourth Proportional to 830,864.10, 1,246,296.15 and 825,615.30

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Solution

The fourth proportional to 830,864.10, 1,246,296.15 and 825,615.30 is: 1,238,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,864.10 : 1,246,296.15 = 825,615.30 : x
  2. Step 2: Convert to fraction form
    830,864.10/1,246,296.15 = 825,615.30/x
  3. Step 3: Cross multiply
    830,864.10x = 1,246,296.15 × 825,615.30
  4. Step 4: Simplify right side
    830,864.10x = 1,028,961,169,771.10
  5. Step 5: Solve for x
    x = 1,028,961,169,771.10/830,864.10
  6. Step 6: Final answer
    x = 1,238,422.95

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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.