Home / 1,422,959.76-2,134,281.84-358,002

Finding the Fourth Proportional to 1,422,959.76, 2,134,281.84 and 358,002

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Solution

The fourth proportional to 1,422,959.76, 2,134,281.84 and 358,002 is: 536,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,959.76 : 2,134,281.84 = 358,002 : x
  2. Step 2: Convert to fraction form
    1,422,959.76/2,134,281.84 = 358,002/x
  3. Step 3: Cross multiply
    1,422,959.76x = 2,134,281.84 × 358,002
  4. Step 4: Simplify right side
    1,422,959.76x = 764,077,167,283.68
  5. Step 5: Solve for x
    x = 764,077,167,283.68/1,422,959.76
  6. Step 6: Final answer
    x = 536,963.30

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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.