Home / 1,004,114.80-1,506,172.20-339,257.20

Finding the Fourth Proportional to 1,004,114.80, 1,506,172.20 and 339,257.20

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Solution

The fourth proportional to 1,004,114.80, 1,506,172.20 and 339,257.20 is: 508,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,114.80 : 1,506,172.20 = 339,257.20 : x
  2. Step 2: Convert to fraction form
    1,004,114.80/1,506,172.20 = 339,257.20/x
  3. Step 3: Cross multiply
    1,004,114.80x = 1,506,172.20 × 339,257.20
  4. Step 4: Simplify right side
    1,004,114.80x = 510,979,763,289.84
  5. Step 5: Solve for x
    x = 510,979,763,289.84/1,004,114.80
  6. Step 6: Final answer
    x = 508,885.80

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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.