Home / 776,097.45-1,164,073.28-349,661.61

Finding the Fourth Proportional to 776,097.45, 1,164,073.28 and 349,661.61

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Solution

The fourth proportional to 776,097.45, 1,164,073.28 and 349,661.61 is: 524,459.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,097.45 : 1,164,073.28 = 349,661.61 : x
  2. Step 2: Convert to fraction form
    776,097.45/1,164,073.28 = 349,661.61/x
  3. Step 3: Cross multiply
    776,097.45x = 1,164,073.28 × 349,661.61
  4. Step 4: Simplify right side
    776,097.45x = 407,031,735,494.47
  5. Step 5: Solve for x
    x = 407,031,735,494.47/776,097.45
  6. Step 6: Final answer
    x = 524,459.57

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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.