Home / 1,013,215.20-1,519,628.40-303,266.40

Finding the Fourth Proportional to 1,013,215.20, 1,519,628.40 and 303,266.40

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Solution

The fourth proportional to 1,013,215.20, 1,519,628.40 and 303,266.40 is: 454,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,215.20 : 1,519,628.40 = 303,266.40 : x
  2. Step 2: Convert to fraction form
    1,013,215.20/1,519,628.40 = 303,266.40/x
  3. Step 3: Cross multiply
    1,013,215.20x = 1,519,628.40 × 303,266.40
  4. Step 4: Simplify right side
    1,013,215.20x = 460,852,234,205.76
  5. Step 5: Solve for x
    x = 460,852,234,205.76/1,013,215.20
  6. Step 6: Final answer
    x = 454,841.41

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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.