Home / 1,385,968-2,078,952-335,344

Finding the Fourth Proportional to 1,385,968, 2,078,952 and 335,344

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Solution

The fourth proportional to 1,385,968, 2,078,952 and 335,344 is: 503,016

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,968 : 2,078,952 = 335,344 : x
  2. Step 2: Convert to fraction form
    1,385,968/2,078,952 = 335,344/x
  3. Step 3: Cross multiply
    1,385,968x = 2,078,952 × 335,344
  4. Step 4: Simplify right side
    1,385,968x = 697,164,079,488
  5. Step 5: Solve for x
    x = 697,164,079,488/1,385,968
  6. Step 6: Final answer
    x = 503,016

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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.