Home / 380,730.69-571,097.34-96,421.14

Finding the Fourth Proportional to 380,730.69, 571,097.34 and 96,421.14

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Solution

The fourth proportional to 380,730.69, 571,097.34 and 96,421.14 is: 144,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,730.69 : 571,097.34 = 96,421.14 : x
  2. Step 2: Convert to fraction form
    380,730.69/571,097.34 = 96,421.14/x
  3. Step 3: Cross multiply
    380,730.69x = 571,097.34 × 96,421.14
  4. Step 4: Simplify right side
    380,730.69x = 55,065,856,573.77
  5. Step 5: Solve for x
    x = 55,065,856,573.77/380,730.69
  6. Step 6: Final answer
    x = 144,632.04

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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.