Home / 766,878.84-1,150,464.06-346,153.50

Finding the Fourth Proportional to 766,878.84, 1,150,464.06 and 346,153.50

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Solution

The fourth proportional to 766,878.84, 1,150,464.06 and 346,153.50 is: 519,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,878.84 : 1,150,464.06 = 346,153.50 : x
  2. Step 2: Convert to fraction form
    766,878.84/1,150,464.06 = 346,153.50/x
  3. Step 3: Cross multiply
    766,878.84x = 1,150,464.06 × 346,153.50
  4. Step 4: Simplify right side
    766,878.84x = 398,237,160,993.21
  5. Step 5: Solve for x
    x = 398,237,160,993.21/766,878.84
  6. Step 6: Final answer
    x = 519,296.06

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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.