Home / 938,603.37-1,295,299.98-530,696.46

Finding the Fourth Proportional to 938,603.37, 1,295,299.98 and 530,696.46

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Solution

The fourth proportional to 938,603.37, 1,295,299.98 and 530,696.46 is: 732,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,603.37 : 1,295,299.98 = 530,696.46 : x
  2. Step 2: Convert to fraction form
    938,603.37/1,295,299.98 = 530,696.46/x
  3. Step 3: Cross multiply
    938,603.37x = 1,295,299.98 × 530,696.46
  4. Step 4: Simplify right side
    938,603.37x = 687,411,114,024.07
  5. Step 5: Solve for x
    x = 687,411,114,024.07/938,603.37
  6. Step 6: Final answer
    x = 732,376.57

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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.