Home / 1,333,346.76-1,999,503.36-480,236.31

Finding the Fourth Proportional to 1,333,346.76, 1,999,503.36 and 480,236.31

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Solution

The fourth proportional to 1,333,346.76, 1,999,503.36 and 480,236.31 is: 720,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,346.76 : 1,999,503.36 = 480,236.31 : x
  2. Step 2: Convert to fraction form
    1,333,346.76/1,999,503.36 = 480,236.31/x
  3. Step 3: Cross multiply
    1,333,346.76x = 1,999,503.36 × 480,236.31
  4. Step 4: Simplify right side
    1,333,346.76x = 960,234,115,439.00
  5. Step 5: Solve for x
    x = 960,234,115,439.00/1,333,346.76
  6. Step 6: Final answer
    x = 720,168.33

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1.5x scale

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.