Home / 1,075,104.86-1,611,224.06-400,506.89

Finding the Fourth Proportional to 1,075,104.86, 1,611,224.06 and 400,506.89

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Solution

The fourth proportional to 1,075,104.86, 1,611,224.06 and 400,506.89 is: 600,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,104.86 : 1,611,224.06 = 400,506.89 : x
  2. Step 2: Convert to fraction form
    1,075,104.86/1,611,224.06 = 400,506.89/x
  3. Step 3: Cross multiply
    1,075,104.86x = 1,611,224.06 × 400,506.89
  4. Step 4: Simplify right side
    1,075,104.86x = 645,306,327,305.12
  5. Step 5: Solve for x
    x = 645,306,327,305.12/1,075,104.86
  6. Step 6: Final answer
    x = 600,226.41

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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.