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Finding the Fourth Proportional to 350,444.81, 483,613.47 and 189,299.84

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Solution

The fourth proportional to 350,444.81, 483,613.47 and 189,299.84 is: 261,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,444.81 : 483,613.47 = 189,299.84 : x
  2. Step 2: Convert to fraction form
    350,444.81/483,613.47 = 189,299.84/x
  3. Step 3: Cross multiply
    350,444.81x = 483,613.47 × 189,299.84
  4. Step 4: Simplify right side
    350,444.81x = 91,547,950,074.78
  5. Step 5: Solve for x
    x = 91,547,950,074.78/350,444.81
  6. Step 6: Final answer
    x = 261,233.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.