Home / 1,009,068.47-1,392,525.48-550,179.36

Finding the Fourth Proportional to 1,009,068.47, 1,392,525.48 and 550,179.36

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Solution

The fourth proportional to 1,009,068.47, 1,392,525.48 and 550,179.36 is: 759,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,068.47 : 1,392,525.48 = 550,179.36 : x
  2. Step 2: Convert to fraction form
    1,009,068.47/1,392,525.48 = 550,179.36/x
  3. Step 3: Cross multiply
    1,009,068.47x = 1,392,525.48 × 550,179.36
  4. Step 4: Simplify right side
    1,009,068.47x = 766,138,777,370.09
  5. Step 5: Solve for x
    x = 766,138,777,370.09/1,009,068.47
  6. Step 6: Final answer
    x = 759,253.51

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1.5x scale

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.