Home / 977,005.12-1,465,717.92-303,072.88

Finding the Fourth Proportional to 977,005.12, 1,465,717.92 and 303,072.88

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Solution

The fourth proportional to 977,005.12, 1,465,717.92 and 303,072.88 is: 454,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,005.12 : 1,465,717.92 = 303,072.88 : x
  2. Step 2: Convert to fraction form
    977,005.12/1,465,717.92 = 303,072.88/x
  3. Step 3: Cross multiply
    977,005.12x = 1,465,717.92 × 303,072.88
  4. Step 4: Simplify right side
    977,005.12x = 444,219,351,282.01
  5. Step 5: Solve for x
    x = 444,219,351,282.01/977,005.12
  6. Step 6: Final answer
    x = 454,674.54

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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.