Home / 649,009.16-973,606.02-199,767.50

Finding the Fourth Proportional to 649,009.16, 973,606.02 and 199,767.50

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Solution

The fourth proportional to 649,009.16, 973,606.02 and 199,767.50 is: 299,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,009.16 : 973,606.02 = 199,767.50 : x
  2. Step 2: Convert to fraction form
    649,009.16/973,606.02 = 199,767.50/x
  3. Step 3: Cross multiply
    649,009.16x = 973,606.02 × 199,767.50
  4. Step 4: Simplify right side
    649,009.16x = 194,494,840,600.35
  5. Step 5: Solve for x
    x = 194,494,840,600.35/649,009.16
  6. Step 6: Final answer
    x = 299,679.65

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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.