Home / 902,926.76-1,246,032.04-495,023.72

Finding the Fourth Proportional to 902,926.76, 1,246,032.04 and 495,023.72

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Solution

The fourth proportional to 902,926.76, 1,246,032.04 and 495,023.72 is: 683,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,926.76 : 1,246,032.04 = 495,023.72 : x
  2. Step 2: Convert to fraction form
    902,926.76/1,246,032.04 = 495,023.72/x
  3. Step 3: Cross multiply
    902,926.76x = 1,246,032.04 × 495,023.72
  4. Step 4: Simplify right side
    902,926.76x = 616,815,415,679.99
  5. Step 5: Solve for x
    x = 616,815,415,679.99/902,926.76
  6. Step 6: Final answer
    x = 683,128.96

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1.5x scale

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.