Home / 758,184.66-1,046,715.09-516,821.88

Finding the Fourth Proportional to 758,184.66, 1,046,715.09 and 516,821.88

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Solution

The fourth proportional to 758,184.66, 1,046,715.09 and 516,821.88 is: 713,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,184.66 : 1,046,715.09 = 516,821.88 : x
  2. Step 2: Convert to fraction form
    758,184.66/1,046,715.09 = 516,821.88/x
  3. Step 3: Cross multiply
    758,184.66x = 1,046,715.09 × 516,821.88
  4. Step 4: Simplify right side
    758,184.66x = 540,965,260,638.17
  5. Step 5: Solve for x
    x = 540,965,260,638.17/758,184.66
  6. Step 6: Final answer
    x = 713,500.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.