Home / 522,749.40-721,284.14-341,726.52

Finding the Fourth Proportional to 522,749.40, 721,284.14 and 341,726.52

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Solution

The fourth proportional to 522,749.40, 721,284.14 and 341,726.52 is: 471,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,749.40 : 721,284.14 = 341,726.52 : x
  2. Step 2: Convert to fraction form
    522,749.40/721,284.14 = 341,726.52/x
  3. Step 3: Cross multiply
    522,749.40x = 721,284.14 × 341,726.52
  4. Step 4: Simplify right side
    522,749.40x = 246,481,919,093.39
  5. Step 5: Solve for x
    x = 246,481,919,093.39/522,749.40
  6. Step 6: Final answer
    x = 471,510.67

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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.