Home / 947,827.26-1,421,931.45-348,791.57

Finding the Fourth Proportional to 947,827.26, 1,421,931.45 and 348,791.57

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Solution

The fourth proportional to 947,827.26, 1,421,931.45 and 348,791.57 is: 523,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,827.26 : 1,421,931.45 = 348,791.57 : x
  2. Step 2: Convert to fraction form
    947,827.26/1,421,931.45 = 348,791.57/x
  3. Step 3: Cross multiply
    947,827.26x = 1,421,931.45 × 348,791.57
  4. Step 4: Simplify right side
    947,827.26x = 495,957,695,768.22
  5. Step 5: Solve for x
    x = 495,957,695,768.22/947,827.26
  6. Step 6: Final answer
    x = 523,257.47

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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.