Home / 535,280.03-802,878.32-198,162.08

Finding the Fourth Proportional to 535,280.03, 802,878.32 and 198,162.08

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Solution

The fourth proportional to 535,280.03, 802,878.32 and 198,162.08 is: 297,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,280.03 : 802,878.32 = 198,162.08 : x
  2. Step 2: Convert to fraction form
    535,280.03/802,878.32 = 198,162.08/x
  3. Step 3: Cross multiply
    535,280.03x = 802,878.32 × 198,162.08
  4. Step 4: Simplify right side
    535,280.03x = 159,100,032,872.90
  5. Step 5: Solve for x
    x = 159,100,032,872.90/535,280.03
  6. Step 6: Final answer
    x = 297,227.67

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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.