Home / 916,497.14-1,374,417.65-317,297.41

Finding the Fourth Proportional to 916,497.14, 1,374,417.65 and 317,297.41

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Solution

The fourth proportional to 916,497.14, 1,374,417.65 and 317,297.41 is: 475,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,497.14 : 1,374,417.65 = 317,297.41 : x
  2. Step 2: Convert to fraction form
    916,497.14/1,374,417.65 = 317,297.41/x
  3. Step 3: Cross multiply
    916,497.14x = 1,374,417.65 × 317,297.41
  4. Step 4: Simplify right side
    916,497.14x = 436,099,157,960.49
  5. Step 5: Solve for x
    x = 436,099,157,960.49/916,497.14
  6. Step 6: Final answer
    x = 475,832.54

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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.