Home / 1,008,585.62-1,512,894.87-288,924.54

Finding the Fourth Proportional to 1,008,585.62, 1,512,894.87 and 288,924.54

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Solution

The fourth proportional to 1,008,585.62, 1,512,894.87 and 288,924.54 is: 433,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,585.62 : 1,512,894.87 = 288,924.54 : x
  2. Step 2: Convert to fraction form
    1,008,585.62/1,512,894.87 = 288,924.54/x
  3. Step 3: Cross multiply
    1,008,585.62x = 1,512,894.87 × 288,924.54
  4. Step 4: Simplify right side
    1,008,585.62x = 437,112,454,383.11
  5. Step 5: Solve for x
    x = 437,112,454,383.11/1,008,585.62
  6. Step 6: Final answer
    x = 433,391.52

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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.