Home / 985,228.58-1,477,886.92-302,066.28

Finding the Fourth Proportional to 985,228.58, 1,477,886.92 and 302,066.28

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Solution

The fourth proportional to 985,228.58, 1,477,886.92 and 302,066.28 is: 453,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,228.58 : 1,477,886.92 = 302,066.28 : x
  2. Step 2: Convert to fraction form
    985,228.58/1,477,886.92 = 302,066.28/x
  3. Step 3: Cross multiply
    985,228.58x = 1,477,886.92 × 302,066.28
  4. Step 4: Simplify right side
    985,228.58x = 446,419,802,674.73
  5. Step 5: Solve for x
    x = 446,419,802,674.73/985,228.58
  6. Step 6: Final answer
    x = 453,112.92

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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.