Home / 897,440.66-1,346,172.72-298,401.80

Finding the Fourth Proportional to 897,440.66, 1,346,172.72 and 298,401.80

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Solution

The fourth proportional to 897,440.66, 1,346,172.72 and 298,401.80 is: 447,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,440.66 : 1,346,172.72 = 298,401.80 : x
  2. Step 2: Convert to fraction form
    897,440.66/1,346,172.72 = 298,401.80/x
  3. Step 3: Cross multiply
    897,440.66x = 1,346,172.72 × 298,401.80
  4. Step 4: Simplify right side
    897,440.66x = 401,700,362,758.90
  5. Step 5: Solve for x
    x = 401,700,362,758.90/897,440.66
  6. Step 6: Final answer
    x = 447,606.60

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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.