Home / 910,754.10-1,365,810.18-303,377.76

Finding the Fourth Proportional to 910,754.10, 1,365,810.18 and 303,377.76

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Solution

The fourth proportional to 910,754.10, 1,365,810.18 and 303,377.76 is: 454,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,754.10 : 1,365,810.18 = 303,377.76 : x
  2. Step 2: Convert to fraction form
    910,754.10/1,365,810.18 = 303,377.76/x
  3. Step 3: Cross multiply
    910,754.10x = 1,365,810.18 × 303,377.76
  4. Step 4: Simplify right side
    910,754.10x = 414,356,432,993.60
  5. Step 5: Solve for x
    x = 414,356,432,993.60/910,754.10
  6. Step 6: Final answer
    x = 454,959.72

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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.