Home / 756,547.46-1,044,004.07-412,375.81

Finding the Fourth Proportional to 756,547.46, 1,044,004.07 and 412,375.81

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Solution

The fourth proportional to 756,547.46, 1,044,004.07 and 412,375.81 is: 569,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,547.46 : 1,044,004.07 = 412,375.81 : x
  2. Step 2: Convert to fraction form
    756,547.46/1,044,004.07 = 412,375.81/x
  3. Step 3: Cross multiply
    756,547.46x = 1,044,004.07 × 412,375.81
  4. Step 4: Simplify right side
    756,547.46x = 430,522,023,252.67
  5. Step 5: Solve for x
    x = 430,522,023,252.67/756,547.46
  6. Step 6: Final answer
    x = 569,061.49

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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.