Home / 802,007.55-1,202,263.79-402,181.11

Finding the Fourth Proportional to 802,007.55, 1,202,263.79 and 402,181.11

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Solution

The fourth proportional to 802,007.55, 1,202,263.79 and 402,181.11 is: 602,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,007.55 : 1,202,263.79 = 402,181.11 : x
  2. Step 2: Convert to fraction form
    802,007.55/1,202,263.79 = 402,181.11/x
  3. Step 3: Cross multiply
    802,007.55x = 1,202,263.79 × 402,181.11
  4. Step 4: Simplify right side
    802,007.55x = 483,527,783,564.10
  5. Step 5: Solve for x
    x = 483,527,783,564.10/802,007.55
  6. Step 6: Final answer
    x = 602,896.80

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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.