Home / 1,208,061.36-1,812,050.10-309,510.54

Finding the Fourth Proportional to 1,208,061.36, 1,812,050.10 and 309,510.54

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Solution

The fourth proportional to 1,208,061.36, 1,812,050.10 and 309,510.54 is: 464,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,061.36 : 1,812,050.10 = 309,510.54 : x
  2. Step 2: Convert to fraction form
    1,208,061.36/1,812,050.10 = 309,510.54/x
  3. Step 3: Cross multiply
    1,208,061.36x = 1,812,050.10 × 309,510.54
  4. Step 4: Simplify right side
    1,208,061.36x = 560,848,604,958.05
  5. Step 5: Solve for x
    x = 560,848,604,958.05/1,208,061.36
  6. Step 6: Final answer
    x = 464,255.06

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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.