Home / 487,716.24-673,043.45-269,925.34

Finding the Fourth Proportional to 487,716.24, 673,043.45 and 269,925.34

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Solution

The fourth proportional to 487,716.24, 673,043.45 and 269,925.34 is: 372,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,716.24 : 673,043.45 = 269,925.34 : x
  2. Step 2: Convert to fraction form
    487,716.24/673,043.45 = 269,925.34/x
  3. Step 3: Cross multiply
    487,716.24x = 673,043.45 × 269,925.34
  4. Step 4: Simplify right side
    487,716.24x = 181,671,482,076.02
  5. Step 5: Solve for x
    x = 181,671,482,076.02/487,716.24
  6. Step 6: Final answer
    x = 372,494.22

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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.