Home / 854,835.69-1,282,255.13-349,396.30

Finding the Fourth Proportional to 854,835.69, 1,282,255.13 and 349,396.30

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Solution

The fourth proportional to 854,835.69, 1,282,255.13 and 349,396.30 is: 524,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,835.69 : 1,282,255.13 = 349,396.30 : x
  2. Step 2: Convert to fraction form
    854,835.69/1,282,255.13 = 349,396.30/x
  3. Step 3: Cross multiply
    854,835.69x = 1,282,255.13 × 349,396.30
  4. Step 4: Simplify right side
    854,835.69x = 448,015,200,554.33
  5. Step 5: Solve for x
    x = 448,015,200,554.33/854,835.69
  6. Step 6: Final answer
    x = 524,095.10

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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.