Home / 659,514.02-910,077.73-387,592.16

Finding the Fourth Proportional to 659,514.02, 910,077.73 and 387,592.16

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Solution

The fourth proportional to 659,514.02, 910,077.73 and 387,592.16 is: 534,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,514.02 : 910,077.73 = 387,592.16 : x
  2. Step 2: Convert to fraction form
    659,514.02/910,077.73 = 387,592.16/x
  3. Step 3: Cross multiply
    659,514.02x = 910,077.73 × 387,592.16
  4. Step 4: Simplify right side
    659,514.02x = 352,738,987,619.23
  5. Step 5: Solve for x
    x = 352,738,987,619.23/659,514.02
  6. Step 6: Final answer
    x = 534,846.84

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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.