Home / 785,947.74-1,084,611.51-446,434.62

Finding the Fourth Proportional to 785,947.74, 1,084,611.51 and 446,434.62

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Solution

The fourth proportional to 785,947.74, 1,084,611.51 and 446,434.62 is: 616,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,947.74 : 1,084,611.51 = 446,434.62 : x
  2. Step 2: Convert to fraction form
    785,947.74/1,084,611.51 = 446,434.62/x
  3. Step 3: Cross multiply
    785,947.74x = 1,084,611.51 × 446,434.62
  4. Step 4: Simplify right side
    785,947.74x = 484,208,127,314.48
  5. Step 5: Solve for x
    x = 484,208,127,314.48/785,947.74
  6. Step 6: Final answer
    x = 616,081.84

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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.