Home / 776,352.88-1,163,836.74-302,928.10

Finding the Fourth Proportional to 776,352.88, 1,163,836.74 and 302,928.10

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Solution

The fourth proportional to 776,352.88, 1,163,836.74 and 302,928.10 is: 454,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,352.88 : 1,163,836.74 = 302,928.10 : x
  2. Step 2: Convert to fraction form
    776,352.88/1,163,836.74 = 302,928.10/x
  3. Step 3: Cross multiply
    776,352.88x = 1,163,836.74 × 302,928.10
  4. Step 4: Simplify right side
    776,352.88x = 352,558,852,358.39
  5. Step 5: Solve for x
    x = 352,558,852,358.39/776,352.88
  6. Step 6: Final answer
    x = 454,121.91

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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.