Home / 716,189.95-1,074,118.22-210,615.69

Finding the Fourth Proportional to 716,189.95, 1,074,118.22 and 210,615.69

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Solution

The fourth proportional to 716,189.95, 1,074,118.22 and 210,615.69 is: 315,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,189.95 : 1,074,118.22 = 210,615.69 : x
  2. Step 2: Convert to fraction form
    716,189.95/1,074,118.22 = 210,615.69/x
  3. Step 3: Cross multiply
    716,189.95x = 1,074,118.22 × 210,615.69
  4. Step 4: Simplify right side
    716,189.95x = 226,226,153,811.55
  5. Step 5: Solve for x
    x = 226,226,153,811.55/716,189.95
  6. Step 6: Final answer
    x = 315,874.52

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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.