Home / 1,210,298.88-1,815,452.16-368,847.36

Finding the Fourth Proportional to 1,210,298.88, 1,815,452.16 and 368,847.36

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Solution

The fourth proportional to 1,210,298.88, 1,815,452.16 and 368,847.36 is: 553,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,298.88 : 1,815,452.16 = 368,847.36 : x
  2. Step 2: Convert to fraction form
    1,210,298.88/1,815,452.16 = 368,847.36/x
  3. Step 3: Cross multiply
    1,210,298.88x = 1,815,452.16 × 368,847.36
  4. Step 4: Simplify right side
    1,210,298.88x = 669,624,736,422.30
  5. Step 5: Solve for x
    x = 669,624,736,422.30/1,210,298.88
  6. Step 6: Final answer
    x = 553,272.21

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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.