Home / 776,295.74-1,164,049.80-355,210.76

Finding the Fourth Proportional to 776,295.74, 1,164,049.80 and 355,210.76

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Solution

The fourth proportional to 776,295.74, 1,164,049.80 and 355,210.76 is: 532,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,295.74 : 1,164,049.80 = 355,210.76 : x
  2. Step 2: Convert to fraction form
    776,295.74/1,164,049.80 = 355,210.76/x
  3. Step 3: Cross multiply
    776,295.74x = 1,164,049.80 × 355,210.76
  4. Step 4: Simplify right side
    776,295.74x = 413,483,008,315.60
  5. Step 5: Solve for x
    x = 413,483,008,315.60/776,295.74
  6. Step 6: Final answer
    x = 532,635.94

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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.