Home / 1,009,045.63-1,392,493.84-550,156.46

Finding the Fourth Proportional to 1,009,045.63, 1,392,493.84 and 550,156.46

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Solution

The fourth proportional to 1,009,045.63, 1,392,493.84 and 550,156.46 is: 759,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,045.63 : 1,392,493.84 = 550,156.46 : x
  2. Step 2: Convert to fraction form
    1,009,045.63/1,392,493.84 = 550,156.46/x
  3. Step 3: Cross multiply
    1,009,045.63x = 1,392,493.84 × 550,156.46
  4. Step 4: Simplify right side
    1,009,045.63x = 766,089,474,623.74
  5. Step 5: Solve for x
    x = 766,089,474,623.74/1,009,045.63
  6. Step 6: Final answer
    x = 759,221.83

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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.