Home / 891,847.90-1,230,235.38-569,194.32

Finding the Fourth Proportional to 891,847.90, 1,230,235.38 and 569,194.32

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Solution

The fourth proportional to 891,847.90, 1,230,235.38 and 569,194.32 is: 785,159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,847.90 : 1,230,235.38 = 569,194.32 : x
  2. Step 2: Convert to fraction form
    891,847.90/1,230,235.38 = 569,194.32/x
  3. Step 3: Cross multiply
    891,847.90x = 1,230,235.38 × 569,194.32
  4. Step 4: Simplify right side
    891,847.90x = 700,242,990,559.04
  5. Step 5: Solve for x
    x = 700,242,990,559.04/891,847.90
  6. Step 6: Final answer
    x = 785,159.66

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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.