Home / 850,012.29-1,274,814.32-250,811.55

Finding the Fourth Proportional to 850,012.29, 1,274,814.32 and 250,811.55

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Solution

The fourth proportional to 850,012.29, 1,274,814.32 and 250,811.55 is: 376,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,012.29 : 1,274,814.32 = 250,811.55 : x
  2. Step 2: Convert to fraction form
    850,012.29/1,274,814.32 = 250,811.55/x
  3. Step 3: Cross multiply
    850,012.29x = 1,274,814.32 × 250,811.55
  4. Step 4: Simplify right side
    850,012.29x = 319,738,154,307.34
  5. Step 5: Solve for x
    x = 319,738,154,307.34/850,012.29
  6. Step 6: Final answer
    x = 376,157.10

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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.