Home / 1,007,568.80-1,511,000.40-297,408.80

Finding the Fourth Proportional to 1,007,568.80, 1,511,000.40 and 297,408.80

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Solution

The fourth proportional to 1,007,568.80, 1,511,000.40 and 297,408.80 is: 446,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,568.80 : 1,511,000.40 = 297,408.80 : x
  2. Step 2: Convert to fraction form
    1,007,568.80/1,511,000.40 = 297,408.80/x
  3. Step 3: Cross multiply
    1,007,568.80x = 1,511,000.40 × 297,408.80
  4. Step 4: Simplify right side
    1,007,568.80x = 449,384,815,763.52
  5. Step 5: Solve for x
    x = 449,384,815,763.52/1,007,568.80
  6. Step 6: Final answer
    x = 446,009.06

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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.