Home / 750,095.32-1,035,020.26-455,591.90

Finding the Fourth Proportional to 750,095.32, 1,035,020.26 and 455,591.90

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Solution

The fourth proportional to 750,095.32, 1,035,020.26 and 455,591.90 is: 628,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,095.32 : 1,035,020.26 = 455,591.90 : x
  2. Step 2: Convert to fraction form
    750,095.32/1,035,020.26 = 455,591.90/x
  3. Step 3: Cross multiply
    750,095.32x = 1,035,020.26 × 455,591.90
  4. Step 4: Simplify right side
    750,095.32x = 471,546,846,791.89
  5. Step 5: Solve for x
    x = 471,546,846,791.89/750,095.32
  6. Step 6: Final answer
    x = 628,649.23

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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.