Home / 970,985.75-1,340,033.31-563,084.05

Finding the Fourth Proportional to 970,985.75, 1,340,033.31 and 563,084.05

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Solution

The fourth proportional to 970,985.75, 1,340,033.31 and 563,084.05 is: 777,098.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,985.75 : 1,340,033.31 = 563,084.05 : x
  2. Step 2: Convert to fraction form
    970,985.75/1,340,033.31 = 563,084.05/x
  3. Step 3: Cross multiply
    970,985.75x = 1,340,033.31 × 563,084.05
  4. Step 4: Simplify right side
    970,985.75x = 754,551,383,329.71
  5. Step 5: Solve for x
    x = 754,551,383,329.71/970,985.75
  6. Step 6: Final answer
    x = 777,098.31

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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.