Home / 830,867.10-1,246,300.65-825,618.30

Finding the Fourth Proportional to 830,867.10, 1,246,300.65 and 825,618.30

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Solution

The fourth proportional to 830,867.10, 1,246,300.65 and 825,618.30 is: 1,238,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,867.10 : 1,246,300.65 = 825,618.30 : x
  2. Step 2: Convert to fraction form
    830,867.10/1,246,300.65 = 825,618.30/x
  3. Step 3: Cross multiply
    830,867.10x = 1,246,300.65 × 825,618.30
  4. Step 4: Simplify right side
    830,867.10x = 1,028,968,623,941.90
  5. Step 5: Solve for x
    x = 1,028,968,623,941.90/830,867.10
  6. Step 6: Final answer
    x = 1,238,427.45

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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.