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Finding the Fourth Proportional to 335,044.80, 502,518.60 and 98,362.80

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Solution

The fourth proportional to 335,044.80, 502,518.60 and 98,362.80 is: 147,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,044.80 : 502,518.60 = 98,362.80 : x
  2. Step 2: Convert to fraction form
    335,044.80/502,518.60 = 98,362.80/x
  3. Step 3: Cross multiply
    335,044.80x = 502,518.60 × 98,362.80
  4. Step 4: Simplify right side
    335,044.80x = 49,429,136,548.08
  5. Step 5: Solve for x
    x = 49,429,136,548.08/335,044.80
  6. Step 6: Final answer
    x = 147,529.93

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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.