Home / 835,653.54-1,252,999.52-445,678.84

Finding the Fourth Proportional to 835,653.54, 1,252,999.52 and 445,678.84

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Solution

The fourth proportional to 835,653.54, 1,252,999.52 and 445,678.84 is: 668,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,653.54 : 1,252,999.52 = 445,678.84 : x
  2. Step 2: Convert to fraction form
    835,653.54/1,252,999.52 = 445,678.84/x
  3. Step 3: Cross multiply
    835,653.54x = 1,252,999.52 × 445,678.84
  4. Step 4: Simplify right side
    835,653.54x = 558,435,372,594.16
  5. Step 5: Solve for x
    x = 558,435,372,594.16/835,653.54
  6. Step 6: Final answer
    x = 668,261.84

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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.