Home / 903,294.72-1,246,569.60-495,412.80

Finding the Fourth Proportional to 903,294.72, 1,246,569.60 and 495,412.80

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Solution

The fourth proportional to 903,294.72, 1,246,569.60 and 495,412.80 is: 683,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,294.72 : 1,246,569.60 = 495,412.80 : x
  2. Step 2: Convert to fraction form
    903,294.72/1,246,569.60 = 495,412.80/x
  3. Step 3: Cross multiply
    903,294.72x = 1,246,569.60 × 495,412.80
  4. Step 4: Simplify right side
    903,294.72x = 617,566,535,930.88
  5. Step 5: Solve for x
    x = 617,566,535,930.88/903,294.72
  6. Step 6: Final answer
    x = 683,682.22

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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.