Home / 912,095.16-1,368,175.23-313,052.16

Finding the Fourth Proportional to 912,095.16, 1,368,175.23 and 313,052.16

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Solution

The fourth proportional to 912,095.16, 1,368,175.23 and 313,052.16 is: 469,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,095.16 : 1,368,175.23 = 313,052.16 : x
  2. Step 2: Convert to fraction form
    912,095.16/1,368,175.23 = 313,052.16/x
  3. Step 3: Cross multiply
    912,095.16x = 1,368,175.23 × 313,052.16
  4. Step 4: Simplify right side
    912,095.16x = 428,310,211,010.00
  5. Step 5: Solve for x
    x = 428,310,211,010.00/912,095.16
  6. Step 6: Final answer
    x = 469,589.39

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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.