Home / 702,214.20-1,052,802.90-302,527.80

Finding the Fourth Proportional to 702,214.20, 1,052,802.90 and 302,527.80

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Solution

The fourth proportional to 702,214.20, 1,052,802.90 and 302,527.80 is: 453,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,214.20 : 1,052,802.90 = 302,527.80 : x
  2. Step 2: Convert to fraction form
    702,214.20/1,052,802.90 = 302,527.80/x
  3. Step 3: Cross multiply
    702,214.20x = 1,052,802.90 × 302,527.80
  4. Step 4: Simplify right side
    702,214.20x = 318,502,145,170.62
  5. Step 5: Solve for x
    x = 318,502,145,170.62/702,214.20
  6. Step 6: Final answer
    x = 453,568.36

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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.