Home / 766,622.07-1,057,939.95-460,703.15

Finding the Fourth Proportional to 766,622.07, 1,057,939.95 and 460,703.15

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Solution

The fourth proportional to 766,622.07, 1,057,939.95 and 460,703.15 is: 635,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,622.07 : 1,057,939.95 = 460,703.15 : x
  2. Step 2: Convert to fraction form
    766,622.07/1,057,939.95 = 460,703.15/x
  3. Step 3: Cross multiply
    766,622.07x = 1,057,939.95 × 460,703.15
  4. Step 4: Simplify right side
    766,622.07x = 487,396,262,186.14
  5. Step 5: Solve for x
    x = 487,396,262,186.14/766,622.07
  6. Step 6: Final answer
    x = 635,771.24

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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.