Home / 902,897.05-1,354,400.76-303,807.91

Finding the Fourth Proportional to 902,897.05, 1,354,400.76 and 303,807.91

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Solution

The fourth proportional to 902,897.05, 1,354,400.76 and 303,807.91 is: 455,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,897.05 : 1,354,400.76 = 303,807.91 : x
  2. Step 2: Convert to fraction form
    902,897.05/1,354,400.76 = 303,807.91/x
  3. Step 3: Cross multiply
    902,897.05x = 1,354,400.76 × 303,807.91
  4. Step 4: Simplify right side
    902,897.05x = 411,477,664,198.01
  5. Step 5: Solve for x
    x = 411,477,664,198.01/902,897.05
  6. Step 6: Final answer
    x = 455,730.43

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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.