Home / 1,009,284.60-1,392,795.29-550,402.79

Finding the Fourth Proportional to 1,009,284.60, 1,392,795.29 and 550,402.79

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Solution

The fourth proportional to 1,009,284.60, 1,392,795.29 and 550,402.79 is: 759,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,284.60 : 1,392,795.29 = 550,402.79 : x
  2. Step 2: Convert to fraction form
    1,009,284.60/1,392,795.29 = 550,402.79/x
  3. Step 3: Cross multiply
    1,009,284.60x = 1,392,795.29 × 550,402.79
  4. Step 4: Simplify right side
    1,009,284.60x = 766,598,410,762.85
  5. Step 5: Solve for x
    x = 766,598,410,762.85/1,009,284.60
  6. Step 6: Final answer
    x = 759,546.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.