Home / 648,601.06-895,001.57-376,615.94

Finding the Fourth Proportional to 648,601.06, 895,001.57 and 376,615.94

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Solution

The fourth proportional to 648,601.06, 895,001.57 and 376,615.94 is: 519,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,601.06 : 895,001.57 = 376,615.94 : x
  2. Step 2: Convert to fraction form
    648,601.06/895,001.57 = 376,615.94/x
  3. Step 3: Cross multiply
    648,601.06x = 895,001.57 × 376,615.94
  4. Step 4: Simplify right side
    648,601.06x = 337,071,851,228.94
  5. Step 5: Solve for x
    x = 337,071,851,228.94/648,601.06
  6. Step 6: Final answer
    x = 519,690.56

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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.