Home / 938,603.89-1,295,300.69-530,696.97

Finding the Fourth Proportional to 938,603.89, 1,295,300.69 and 530,696.97

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Solution

The fourth proportional to 938,603.89, 1,295,300.69 and 530,696.97 is: 732,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,603.89 : 1,295,300.69 = 530,696.97 : x
  2. Step 2: Convert to fraction form
    938,603.89/1,295,300.69 = 530,696.97/x
  3. Step 3: Cross multiply
    938,603.89x = 1,295,300.69 × 530,696.97
  4. Step 4: Simplify right side
    938,603.89x = 687,412,145,530.17
  5. Step 5: Solve for x
    x = 687,412,145,530.17/938,603.89
  6. Step 6: Final answer
    x = 732,377.26

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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.