Home / 989,903.73-1,366,068.02-537,194.73

Finding the Fourth Proportional to 989,903.73, 1,366,068.02 and 537,194.73

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Solution

The fourth proportional to 989,903.73, 1,366,068.02 and 537,194.73 is: 741,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,903.73 : 1,366,068.02 = 537,194.73 : x
  2. Step 2: Convert to fraction form
    989,903.73/1,366,068.02 = 537,194.73/x
  3. Step 3: Cross multiply
    989,903.73x = 1,366,068.02 × 537,194.73
  4. Step 4: Simplify right side
    989,903.73x = 733,844,541,165.54
  5. Step 5: Solve for x
    x = 733,844,541,165.54/989,903.73
  6. Step 6: Final answer
    x = 741,329.20

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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.