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Finding the Fourth Proportional to 489,903.82, 734,855.78 and 152,973.34

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Solution

The fourth proportional to 489,903.82, 734,855.78 and 152,973.34 is: 229,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,903.82 : 734,855.78 = 152,973.34 : x
  2. Step 2: Convert to fraction form
    489,903.82/734,855.78 = 152,973.34/x
  3. Step 3: Cross multiply
    489,903.82x = 734,855.78 × 152,973.34
  4. Step 4: Simplify right side
    489,903.82x = 112,413,343,084.91
  5. Step 5: Solve for x
    x = 112,413,343,084.91/489,903.82
  6. Step 6: Final answer
    x = 229,460.03

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Similar ratio
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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.