Home / 464,935.60-697,403.40-329,122.90

Finding the Fourth Proportional to 464,935.60, 697,403.40 and 329,122.90

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Solution

The fourth proportional to 464,935.60, 697,403.40 and 329,122.90 is: 493,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,935.60 : 697,403.40 = 329,122.90 : x
  2. Step 2: Convert to fraction form
    464,935.60/697,403.40 = 329,122.90/x
  3. Step 3: Cross multiply
    464,935.60x = 697,403.40 × 329,122.90
  4. Step 4: Simplify right side
    464,935.60x = 229,531,429,477.86
  5. Step 5: Solve for x
    x = 229,531,429,477.86/464,935.60
  6. Step 6: Final answer
    x = 493,684.35

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Similar ratio
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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.