Home / 1,042,707.75-1,564,230.38-322,880.28

Finding the Fourth Proportional to 1,042,707.75, 1,564,230.38 and 322,880.28

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Solution

The fourth proportional to 1,042,707.75, 1,564,230.38 and 322,880.28 is: 484,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,707.75 : 1,564,230.38 = 322,880.28 : x
  2. Step 2: Convert to fraction form
    1,042,707.75/1,564,230.38 = 322,880.28/x
  3. Step 3: Cross multiply
    1,042,707.75x = 1,564,230.38 × 322,880.28
  4. Step 4: Simplify right side
    1,042,707.75x = 505,059,141,464.51
  5. Step 5: Solve for x
    x = 505,059,141,464.51/1,042,707.75
  6. Step 6: Final answer
    x = 484,372.67

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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.