Home / 1,335,235.48-2,003,168.31-436,673.73

Finding the Fourth Proportional to 1,335,235.48, 2,003,168.31 and 436,673.73

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Solution

The fourth proportional to 1,335,235.48, 2,003,168.31 and 436,673.73 is: 655,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,235.48 : 2,003,168.31 = 436,673.73 : x
  2. Step 2: Convert to fraction form
    1,335,235.48/2,003,168.31 = 436,673.73/x
  3. Step 3: Cross multiply
    1,335,235.48x = 2,003,168.31 × 436,673.73
  4. Step 4: Simplify right side
    1,335,235.48x = 874,730,977,745.50
  5. Step 5: Solve for x
    x = 874,730,977,745.50/1,335,235.48
  6. Step 6: Final answer
    x = 655,113.64

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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.