Home / 902,373.21-1,353,545.28-219,265.47

Finding the Fourth Proportional to 902,373.21, 1,353,545.28 and 219,265.47

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Solution

The fourth proportional to 902,373.21, 1,353,545.28 and 219,265.47 is: 328,894.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,373.21 : 1,353,545.28 = 219,265.47 : x
  2. Step 2: Convert to fraction form
    902,373.21/1,353,545.28 = 219,265.47/x
  3. Step 3: Cross multiply
    902,373.21x = 1,353,545.28 × 219,265.47
  4. Step 4: Simplify right side
    902,373.21x = 296,785,741,985.48
  5. Step 5: Solve for x
    x = 296,785,741,985.48/902,373.21
  6. Step 6: Final answer
    x = 328,894.67

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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.