Home / 679,980.02-1,019,958.51-236,736.50

Finding the Fourth Proportional to 679,980.02, 1,019,958.51 and 236,736.50

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Solution

The fourth proportional to 679,980.02, 1,019,958.51 and 236,736.50 is: 355,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,980.02 : 1,019,958.51 = 236,736.50 : x
  2. Step 2: Convert to fraction form
    679,980.02/1,019,958.51 = 236,736.50/x
  3. Step 3: Cross multiply
    679,980.02x = 1,019,958.51 × 236,736.50
  4. Step 4: Simplify right side
    679,980.02x = 241,461,407,802.62
  5. Step 5: Solve for x
    x = 241,461,407,802.62/679,980.02
  6. Step 6: Final answer
    x = 355,100.74

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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.