Home / 1,011,258.21-1,517,106.06-301,343.43

Finding the Fourth Proportional to 1,011,258.21, 1,517,106.06 and 301,343.43

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Solution

The fourth proportional to 1,011,258.21, 1,517,106.06 and 301,343.43 is: 452,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,258.21 : 1,517,106.06 = 301,343.43 : x
  2. Step 2: Convert to fraction form
    1,011,258.21/1,517,106.06 = 301,343.43/x
  3. Step 3: Cross multiply
    1,011,258.21x = 1,517,106.06 × 301,343.43
  4. Step 4: Simplify right side
    1,011,258.21x = 457,169,943,794.19
  5. Step 5: Solve for x
    x = 457,169,943,794.19/1,011,258.21
  6. Step 6: Final answer
    x = 452,080.33

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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.