Home / 756,552.99-1,044,011.69-412,381.35

Finding the Fourth Proportional to 756,552.99, 1,044,011.69 and 412,381.35

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Solution

The fourth proportional to 756,552.99, 1,044,011.69 and 412,381.35 is: 569,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,552.99 : 1,044,011.69 = 412,381.35 : x
  2. Step 2: Convert to fraction form
    756,552.99/1,044,011.69 = 412,381.35/x
  3. Step 3: Cross multiply
    756,552.99x = 1,044,011.69 × 412,381.35
  4. Step 4: Simplify right side
    756,552.99x = 430,530,948,076.08
  5. Step 5: Solve for x
    x = 430,530,948,076.08/756,552.99
  6. Step 6: Final answer
    x = 569,069.13

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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.