Home / 946,669.28-1,420,688.97-370,377.77

Finding the Fourth Proportional to 946,669.28, 1,420,688.97 and 370,377.77

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Solution

The fourth proportional to 946,669.28, 1,420,688.97 and 370,377.77 is: 555,834.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,669.28 : 1,420,688.97 = 370,377.77 : x
  2. Step 2: Convert to fraction form
    946,669.28/1,420,688.97 = 370,377.77/x
  3. Step 3: Cross multiply
    946,669.28x = 1,420,688.97 × 370,377.77
  4. Step 4: Simplify right side
    946,669.28x = 526,191,605,468.75
  5. Step 5: Solve for x
    x = 526,191,605,468.75/946,669.28
  6. Step 6: Final answer
    x = 555,834.67

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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.