Home / 1,450,257.76-2,175,216.66-490,710.50

Finding the Fourth Proportional to 1,450,257.76, 2,175,216.66 and 490,710.50

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Solution

The fourth proportional to 1,450,257.76, 2,175,216.66 and 490,710.50 is: 736,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,257.76 : 2,175,216.66 = 490,710.50 : x
  2. Step 2: Convert to fraction form
    1,450,257.76/2,175,216.66 = 490,710.50/x
  3. Step 3: Cross multiply
    1,450,257.76x = 2,175,216.66 × 490,710.50
  4. Step 4: Simplify right side
    1,450,257.76x = 1,067,401,643,960.85
  5. Step 5: Solve for x
    x = 1,067,401,643,960.85/1,450,257.76
  6. Step 6: Final answer
    x = 736,008.23

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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.