Home / 988,292.66-1,363,845.03-535,583.66

Finding the Fourth Proportional to 988,292.66, 1,363,845.03 and 535,583.66

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Solution

The fourth proportional to 988,292.66, 1,363,845.03 and 535,583.66 is: 739,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,292.66 : 1,363,845.03 = 535,583.66 : x
  2. Step 2: Convert to fraction form
    988,292.66/1,363,845.03 = 535,583.66/x
  3. Step 3: Cross multiply
    988,292.66x = 1,363,845.03 × 535,583.66
  4. Step 4: Simplify right side
    988,292.66x = 730,453,111,439.04
  5. Step 5: Solve for x
    x = 730,453,111,439.04/988,292.66
  6. Step 6: Final answer
    x = 739,106.08

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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.