Home / 922,968.17-1,273,662.86-578,989.29

Finding the Fourth Proportional to 922,968.17, 1,273,662.86 and 578,989.29

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Solution

The fourth proportional to 922,968.17, 1,273,662.86 and 578,989.29 is: 798,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,968.17 : 1,273,662.86 = 578,989.29 : x
  2. Step 2: Convert to fraction form
    922,968.17/1,273,662.86 = 578,989.29/x
  3. Step 3: Cross multiply
    922,968.17x = 1,273,662.86 × 578,989.29
  4. Step 4: Simplify right side
    922,968.17x = 737,437,154,938.29
  5. Step 5: Solve for x
    x = 737,437,154,938.29/922,968.17
  6. Step 6: Final answer
    x = 798,984.39

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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.