Home / 754,245.90-1,130,494.05-304,671.60

Finding the Fourth Proportional to 754,245.90, 1,130,494.05 and 304,671.60

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Solution

The fourth proportional to 754,245.90, 1,130,494.05 and 304,671.60 is: 456,654.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,245.90 : 1,130,494.05 = 304,671.60 : x
  2. Step 2: Convert to fraction form
    754,245.90/1,130,494.05 = 304,671.60/x
  3. Step 3: Cross multiply
    754,245.90x = 1,130,494.05 × 304,671.60
  4. Step 4: Simplify right side
    754,245.90x = 344,429,431,003.98
  5. Step 5: Solve for x
    x = 344,429,431,003.98/754,245.90
  6. Step 6: Final answer
    x = 456,654.03

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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.