Home / 1,004,115.42-1,506,173.04-256,161.42

Finding the Fourth Proportional to 1,004,115.42, 1,506,173.04 and 256,161.42

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Solution

The fourth proportional to 1,004,115.42, 1,506,173.04 and 256,161.42 is: 384,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,115.42 : 1,506,173.04 = 256,161.42 : x
  2. Step 2: Convert to fraction form
    1,004,115.42/1,506,173.04 = 256,161.42/x
  3. Step 3: Cross multiply
    1,004,115.42x = 1,506,173.04 × 256,161.42
  4. Step 4: Simplify right side
    1,004,115.42x = 385,823,424,692.12
  5. Step 5: Solve for x
    x = 385,823,424,692.12/1,004,115.42
  6. Step 6: Final answer
    x = 384,242.11

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Double scale
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Similar ratio
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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.