Home / 304,869.60-457,139.43-242,093.58

Finding the Fourth Proportional to 304,869.60, 457,139.43 and 242,093.58

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Solution

The fourth proportional to 304,869.60, 457,139.43 and 242,093.58 is: 363,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,869.60 : 457,139.43 = 242,093.58 : x
  2. Step 2: Convert to fraction form
    304,869.60/457,139.43 = 242,093.58/x
  3. Step 3: Cross multiply
    304,869.60x = 457,139.43 × 242,093.58
  4. Step 4: Simplify right side
    304,869.60x = 110,670,521,167.86
  5. Step 5: Solve for x
    x = 110,670,521,167.86/304,869.60
  6. Step 6: Final answer
    x = 363,009.37

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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.