Home / 772,030.24-1,158,045.84-211,022.56

Finding the Fourth Proportional to 772,030.24, 1,158,045.84 and 211,022.56

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Solution

The fourth proportional to 772,030.24, 1,158,045.84 and 211,022.56 is: 316,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,030.24 : 1,158,045.84 = 211,022.56 : x
  2. Step 2: Convert to fraction form
    772,030.24/1,158,045.84 = 211,022.56/x
  3. Step 3: Cross multiply
    772,030.24x = 1,158,045.84 × 211,022.56
  4. Step 4: Simplify right side
    772,030.24x = 244,373,797,754.15
  5. Step 5: Solve for x
    x = 244,373,797,754.15/772,030.24
  6. Step 6: Final answer
    x = 316,533.97

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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.