Home / 489,926.16-734,896.62-170,088.18

Finding the Fourth Proportional to 489,926.16, 734,896.62 and 170,088.18

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Solution

The fourth proportional to 489,926.16, 734,896.62 and 170,088.18 is: 255,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,926.16 : 734,896.62 = 170,088.18 : x
  2. Step 2: Convert to fraction form
    489,926.16/734,896.62 = 170,088.18/x
  3. Step 3: Cross multiply
    489,926.16x = 734,896.62 × 170,088.18
  4. Step 4: Simplify right side
    489,926.16x = 124,997,227,733.51
  5. Step 5: Solve for x
    x = 124,997,227,733.51/489,926.16
  6. Step 6: Final answer
    x = 255,134.83

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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.