Home / 989,602.25-1,365,653.72-536,893.25

Finding the Fourth Proportional to 989,602.25, 1,365,653.72 and 536,893.25

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Solution

The fourth proportional to 989,602.25, 1,365,653.72 and 536,893.25 is: 740,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,602.25 : 1,365,653.72 = 536,893.25 : x
  2. Step 2: Convert to fraction form
    989,602.25/1,365,653.72 = 536,893.25/x
  3. Step 3: Cross multiply
    989,602.25x = 1,365,653.72 × 536,893.25
  4. Step 4: Simplify right side
    989,602.25x = 733,210,258,619.36
  5. Step 5: Solve for x
    x = 733,210,258,619.36/989,602.25
  6. Step 6: Final answer
    x = 740,914.10

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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.