Home / 1,009,703.08-1,393,394.82-556,993.96

Finding the Fourth Proportional to 1,009,703.08, 1,393,394.82 and 556,993.96

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Solution

The fourth proportional to 1,009,703.08, 1,393,394.82 and 556,993.96 is: 768,654.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,703.08 : 1,393,394.82 = 556,993.96 : x
  2. Step 2: Convert to fraction form
    1,009,703.08/1,393,394.82 = 556,993.96/x
  3. Step 3: Cross multiply
    1,009,703.08x = 1,393,394.82 × 556,993.96
  4. Step 4: Simplify right side
    1,009,703.08x = 776,112,498,635.29
  5. Step 5: Solve for x
    x = 776,112,498,635.29/1,009,703.08
  6. Step 6: Final answer
    x = 768,654.19

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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.