Home / 446,929.45-616,774.80-242,994.10

Finding the Fourth Proportional to 446,929.45, 616,774.80 and 242,994.10

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Solution

The fourth proportional to 446,929.45, 616,774.80 and 242,994.10 is: 335,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,929.45 : 616,774.80 = 242,994.10 : x
  2. Step 2: Convert to fraction form
    446,929.45/616,774.80 = 242,994.10/x
  3. Step 3: Cross multiply
    446,929.45x = 616,774.80 × 242,994.10
  4. Step 4: Simplify right side
    446,929.45x = 149,872,637,428.68
  5. Step 5: Solve for x
    x = 149,872,637,428.68/446,929.45
  6. Step 6: Final answer
    x = 335,338.47

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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.