Home / 910,852.80-1,365,767.20-349,905.60

Finding the Fourth Proportional to 910,852.80, 1,365,767.20 and 349,905.60

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Solution

The fourth proportional to 910,852.80, 1,365,767.20 and 349,905.60 is: 524,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,852.80 : 1,365,767.20 = 349,905.60 : x
  2. Step 2: Convert to fraction form
    910,852.80/1,365,767.20 = 349,905.60/x
  3. Step 3: Cross multiply
    910,852.80x = 1,365,767.20 × 349,905.60
  4. Step 4: Simplify right side
    910,852.80x = 477,889,591,576.32
  5. Step 5: Solve for x
    x = 477,889,591,576.32/910,852.80
  6. Step 6: Final answer
    x = 524,661.71

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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.