Home / 988,036.05-1,362,963.80-600,969.86

Finding the Fourth Proportional to 988,036.05, 1,362,963.80 and 600,969.86

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Solution

The fourth proportional to 988,036.05, 1,362,963.80 and 600,969.86 is: 829,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,036.05 : 1,362,963.80 = 600,969.86 : x
  2. Step 2: Convert to fraction form
    988,036.05/1,362,963.80 = 600,969.86/x
  3. Step 3: Cross multiply
    988,036.05x = 1,362,963.80 × 600,969.86
  4. Step 4: Simplify right side
    988,036.05x = 819,100,154,251.40
  5. Step 5: Solve for x
    x = 819,100,154,251.40/988,036.05
  6. Step 6: Final answer
    x = 829,018.49

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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.