Home / 977,070.14-1,465,744.32-303,209.67

Finding the Fourth Proportional to 977,070.14, 1,465,744.32 and 303,209.67

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Solution

The fourth proportional to 977,070.14, 1,465,744.32 and 303,209.67 is: 454,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,070.14 : 1,465,744.32 = 303,209.67 : x
  2. Step 2: Convert to fraction form
    977,070.14/1,465,744.32 = 303,209.67/x
  3. Step 3: Cross multiply
    977,070.14x = 1,465,744.32 × 303,209.67
  4. Step 4: Simplify right side
    977,070.14x = 444,427,851,571.57
  5. Step 5: Solve for x
    x = 444,427,851,571.57/977,070.14
  6. Step 6: Final answer
    x = 454,857.68

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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.