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Finding the Fourth Proportional to 464,558.80, 697,068.60 and 265,032.40

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Solution

The fourth proportional to 464,558.80, 697,068.60 and 265,032.40 is: 397,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,558.80 : 697,068.60 = 265,032.40 : x
  2. Step 2: Convert to fraction form
    464,558.80/697,068.60 = 265,032.40/x
  3. Step 3: Cross multiply
    464,558.80x = 697,068.60 × 265,032.40
  4. Step 4: Simplify right side
    464,558.80x = 184,745,764,022.64
  5. Step 5: Solve for x
    x = 184,745,764,022.64/464,558.80
  6. Step 6: Final answer
    x = 397,680.04

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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.