Home / 854,369.02-1,281,630.08-247,147.80

Finding the Fourth Proportional to 854,369.02, 1,281,630.08 and 247,147.80

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Solution

The fourth proportional to 854,369.02, 1,281,630.08 and 247,147.80 is: 370,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,369.02 : 1,281,630.08 = 247,147.80 : x
  2. Step 2: Convert to fraction form
    854,369.02/1,281,630.08 = 247,147.80/x
  3. Step 3: Cross multiply
    854,369.02x = 1,281,630.08 × 247,147.80
  4. Step 4: Simplify right side
    854,369.02x = 316,752,054,685.82
  5. Step 5: Solve for x
    x = 316,752,054,685.82/854,369.02
  6. Step 6: Final answer
    x = 370,743.84

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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.