Home / 705,775.42-973,976.02-383,485.52

Finding the Fourth Proportional to 705,775.42, 973,976.02 and 383,485.52

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Solution

The fourth proportional to 705,775.42, 973,976.02 and 383,485.52 is: 529,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,775.42 : 973,976.02 = 383,485.52 : x
  2. Step 2: Convert to fraction form
    705,775.42/973,976.02 = 383,485.52/x
  3. Step 3: Cross multiply
    705,775.42x = 973,976.02 × 383,485.52
  4. Step 4: Simplify right side
    705,775.42x = 373,505,700,497.23
  5. Step 5: Solve for x
    x = 373,505,700,497.23/705,775.42
  6. Step 6: Final answer
    x = 529,213.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.