Home / 679,986.02-1,019,967.50-236,742.50

Finding the Fourth Proportional to 679,986.02, 1,019,967.50 and 236,742.50

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Solution

The fourth proportional to 679,986.02, 1,019,967.50 and 236,742.50 is: 355,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,986.02 : 1,019,967.50 = 236,742.50 : x
  2. Step 2: Convert to fraction form
    679,986.02/1,019,967.50 = 236,742.50/x
  3. Step 3: Cross multiply
    679,986.02x = 1,019,967.50 × 236,742.50
  4. Step 4: Simplify right side
    679,986.02x = 241,469,655,868.75
  5. Step 5: Solve for x
    x = 241,469,655,868.75/679,986.02
  6. Step 6: Final answer
    x = 355,109.74

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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.