Home / 924,340.80-1,386,511.20-325,297.20

Finding the Fourth Proportional to 924,340.80, 1,386,511.20 and 325,297.20

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Solution

The fourth proportional to 924,340.80, 1,386,511.20 and 325,297.20 is: 487,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,340.80 : 1,386,511.20 = 325,297.20 : x
  2. Step 2: Convert to fraction form
    924,340.80/1,386,511.20 = 325,297.20/x
  3. Step 3: Cross multiply
    924,340.80x = 1,386,511.20 × 325,297.20
  4. Step 4: Simplify right side
    924,340.80x = 451,028,211,128.64
  5. Step 5: Solve for x
    x = 451,028,211,128.64/924,340.80
  6. Step 6: Final answer
    x = 487,945.80

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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.