Home / 913,961.70-1,371,179.07-535,202.46

Finding the Fourth Proportional to 913,961.70, 1,371,179.07 and 535,202.46

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Solution

The fourth proportional to 913,961.70, 1,371,179.07 and 535,202.46 is: 802,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,961.70 : 1,371,179.07 = 535,202.46 : x
  2. Step 2: Convert to fraction form
    913,961.70/1,371,179.07 = 535,202.46/x
  3. Step 3: Cross multiply
    913,961.70x = 1,371,179.07 × 535,202.46
  4. Step 4: Simplify right side
    913,961.70x = 733,858,411,364.51
  5. Step 5: Solve for x
    x = 733,858,411,364.51/913,961.70
  6. Step 6: Final answer
    x = 802,942.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.