Home / 785,793.71-1,084,399.66-459,125.91

Finding the Fourth Proportional to 785,793.71, 1,084,399.66 and 459,125.91

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Solution

The fourth proportional to 785,793.71, 1,084,399.66 and 459,125.91 is: 633,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,793.71 : 1,084,399.66 = 459,125.91 : x
  2. Step 2: Convert to fraction form
    785,793.71/1,084,399.66 = 459,125.91/x
  3. Step 3: Cross multiply
    785,793.71x = 1,084,399.66 × 459,125.91
  4. Step 4: Simplify right side
    785,793.71x = 497,875,980,701.19
  5. Step 5: Solve for x
    x = 497,875,980,701.19/785,793.71
  6. Step 6: Final answer
    x = 633,596.29

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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.