Home / 830,535.46-1,245,907.08-325,031.14

Finding the Fourth Proportional to 830,535.46, 1,245,907.08 and 325,031.14

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Solution

The fourth proportional to 830,535.46, 1,245,907.08 and 325,031.14 is: 487,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,535.46 : 1,245,907.08 = 325,031.14 : x
  2. Step 2: Convert to fraction form
    830,535.46/1,245,907.08 = 325,031.14/x
  3. Step 3: Cross multiply
    830,535.46x = 1,245,907.08 × 325,031.14
  4. Step 4: Simplify right side
    830,535.46x = 404,958,598,546.47
  5. Step 5: Solve for x
    x = 404,958,598,546.47/830,535.46
  6. Step 6: Final answer
    x = 487,587.37

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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.