Home / 904,097.23-1,355,989.69-255,718.69

Finding the Fourth Proportional to 904,097.23, 1,355,989.69 and 255,718.69

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Solution

The fourth proportional to 904,097.23, 1,355,989.69 and 255,718.69 is: 383,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,097.23 : 1,355,989.69 = 255,718.69 : x
  2. Step 2: Convert to fraction form
    904,097.23/1,355,989.69 = 255,718.69/x
  3. Step 3: Cross multiply
    904,097.23x = 1,355,989.69 × 255,718.69
  4. Step 4: Simplify right side
    904,097.23x = 346,751,907,180.31
  5. Step 5: Solve for x
    x = 346,751,907,180.31/904,097.23
  6. Step 6: Final answer
    x = 383,533.87

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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.