Home / 734,903.61-1,101,926.40-285,098.91

Finding the Fourth Proportional to 734,903.61, 1,101,926.40 and 285,098.91

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Solution

The fourth proportional to 734,903.61, 1,101,926.40 and 285,098.91 is: 427,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,903.61 : 1,101,926.40 = 285,098.91 : x
  2. Step 2: Convert to fraction form
    734,903.61/1,101,926.40 = 285,098.91/x
  3. Step 3: Cross multiply
    734,903.61x = 1,101,926.40 × 285,098.91
  4. Step 4: Simplify right side
    734,903.61x = 314,158,015,540.22
  5. Step 5: Solve for x
    x = 314,158,015,540.22/734,903.61
  6. Step 6: Final answer
    x = 427,481.93

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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.