Home / 1,035,336.40-1,553,053.20-325,387.60

Finding the Fourth Proportional to 1,035,336.40, 1,553,053.20 and 325,387.60

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Solution

The fourth proportional to 1,035,336.40, 1,553,053.20 and 325,387.60 is: 488,096.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,336.40 : 1,553,053.20 = 325,387.60 : x
  2. Step 2: Convert to fraction form
    1,035,336.40/1,553,053.20 = 325,387.60/x
  3. Step 3: Cross multiply
    1,035,336.40x = 1,553,053.20 × 325,387.60
  4. Step 4: Simplify right side
    1,035,336.40x = 505,344,253,420.32
  5. Step 5: Solve for x
    x = 505,344,253,420.32/1,035,336.40
  6. Step 6: Final answer
    x = 488,096.67

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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.