Home / 705,063.96-1,056,545.80-389,611.08

Finding the Fourth Proportional to 705,063.96, 1,056,545.80 and 389,611.08

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Solution

The fourth proportional to 705,063.96, 1,056,545.80 and 389,611.08 is: 583,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,063.96 : 1,056,545.80 = 389,611.08 : x
  2. Step 2: Convert to fraction form
    705,063.96/1,056,545.80 = 389,611.08/x
  3. Step 3: Cross multiply
    705,063.96x = 1,056,545.80 × 389,611.08
  4. Step 4: Simplify right side
    705,063.96x = 411,641,950,207.46
  5. Step 5: Solve for x
    x = 411,641,950,207.46/705,063.96
  6. Step 6: Final answer
    x = 583,836.32

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