Home / 1,477,355.76-2,216,033.76-355,424.76

Finding the Fourth Proportional to 1,477,355.76, 2,216,033.76 and 355,424.76

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Solution

The fourth proportional to 1,477,355.76, 2,216,033.76 and 355,424.76 is: 533,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,355.76 : 2,216,033.76 = 355,424.76 : x
  2. Step 2: Convert to fraction form
    1,477,355.76/2,216,033.76 = 355,424.76/x
  3. Step 3: Cross multiply
    1,477,355.76x = 2,216,033.76 × 355,424.76
  4. Step 4: Simplify right side
    1,477,355.76x = 787,633,267,299.90
  5. Step 5: Solve for x
    x = 787,633,267,299.90/1,477,355.76
  6. Step 6: Final answer
    x = 533,137.17

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1.5x scale

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.