Home / 209,273.80-314,688.30-175,059.40

Finding the Fourth Proportional to 209,273.80, 314,688.30 and 175,059.40

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Solution

The fourth proportional to 209,273.80, 314,688.30 and 175,059.40 is: 263,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,273.80 : 314,688.30 = 175,059.40 : x
  2. Step 2: Convert to fraction form
    209,273.80/314,688.30 = 175,059.40/x
  3. Step 3: Cross multiply
    209,273.80x = 314,688.30 × 175,059.40
  4. Step 4: Simplify right side
    209,273.80x = 55,089,144,985.02
  5. Step 5: Solve for x
    x = 55,089,144,985.02/209,273.80
  6. Step 6: Final answer
    x = 263,239.57

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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.