Home / 720,152.61-1,080,284.01-214,674.94

Finding the Fourth Proportional to 720,152.61, 1,080,284.01 and 214,674.94

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Solution

The fourth proportional to 720,152.61, 1,080,284.01 and 214,674.94 is: 322,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,152.61 : 1,080,284.01 = 214,674.94 : x
  2. Step 2: Convert to fraction form
    720,152.61/1,080,284.01 = 214,674.94/x
  3. Step 3: Cross multiply
    720,152.61x = 1,080,284.01 × 214,674.94
  4. Step 4: Simplify right side
    720,152.61x = 231,909,905,029.71
  5. Step 5: Solve for x
    x = 231,909,905,029.71/720,152.61
  6. Step 6: Final answer
    x = 322,028.83

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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.