Home / 891,263.80-1,336,305.30-492,095.80

Finding the Fourth Proportional to 891,263.80, 1,336,305.30 and 492,095.80

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Solution

The fourth proportional to 891,263.80, 1,336,305.30 and 492,095.80 is: 737,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,263.80 : 1,336,305.30 = 492,095.80 : x
  2. Step 2: Convert to fraction form
    891,263.80/1,336,305.30 = 492,095.80/x
  3. Step 3: Cross multiply
    891,263.80x = 1,336,305.30 × 492,095.80
  4. Step 4: Simplify right side
    891,263.80x = 657,590,225,647.74
  5. Step 5: Solve for x
    x = 657,590,225,647.74/891,263.80
  6. Step 6: Final answer
    x = 737,817.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.