Home / 649,725.74-896,576.00-377,774.33

Finding the Fourth Proportional to 649,725.74, 896,576.00 and 377,774.33

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Solution

The fourth proportional to 649,725.74, 896,576.00 and 377,774.33 is: 521,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,725.74 : 896,576.00 = 377,774.33 : x
  2. Step 2: Convert to fraction form
    649,725.74/896,576.00 = 377,774.33/x
  3. Step 3: Cross multiply
    649,725.74x = 896,576.00 × 377,774.33
  4. Step 4: Simplify right side
    649,725.74x = 338,703,391,322.33
  5. Step 5: Solve for x
    x = 338,703,391,322.33/649,725.74
  6. Step 6: Final answer
    x = 521,302.10

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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.