Home / 648,603.06-895,004.32-376,617.94

Finding the Fourth Proportional to 648,603.06, 895,004.32 and 376,617.94

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Solution

The fourth proportional to 648,603.06, 895,004.32 and 376,617.94 is: 519,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,603.06 : 895,004.32 = 376,617.94 : x
  2. Step 2: Convert to fraction form
    648,603.06/895,004.32 = 376,617.94/x
  3. Step 3: Cross multiply
    648,603.06x = 895,004.32 × 376,617.94
  4. Step 4: Simplify right side
    648,603.06x = 337,074,683,289.50
  5. Step 5: Solve for x
    x = 337,074,683,289.50/648,603.06
  6. Step 6: Final answer
    x = 519,693.33

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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.