Home / 1,009,236.34-1,392,779.78-550,376.02

Finding the Fourth Proportional to 1,009,236.34, 1,392,779.78 and 550,376.02

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Solution

The fourth proportional to 1,009,236.34, 1,392,779.78 and 550,376.02 is: 759,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,236.34 : 1,392,779.78 = 550,376.02 : x
  2. Step 2: Convert to fraction form
    1,009,236.34/1,392,779.78 = 550,376.02/x
  3. Step 3: Cross multiply
    1,009,236.34x = 1,392,779.78 × 550,376.02
  4. Step 4: Simplify right side
    1,009,236.34x = 766,552,592,052.88
  5. Step 5: Solve for x
    x = 766,552,592,052.88/1,009,236.34
  6. Step 6: Final answer
    x = 759,537.25

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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.