Home / 923,315.40-1,381,822.20-773,724.60

Finding the Fourth Proportional to 923,315.40, 1,381,822.20 and 773,724.60

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Solution

The fourth proportional to 923,315.40, 1,381,822.20 and 773,724.60 is: 1,157,946.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,315.40 : 1,381,822.20 = 773,724.60 : x
  2. Step 2: Convert to fraction form
    923,315.40/1,381,822.20 = 773,724.60/x
  3. Step 3: Cross multiply
    923,315.40x = 1,381,822.20 × 773,724.60
  4. Step 4: Simplify right side
    923,315.40x = 1,069,149,828,966.12
  5. Step 5: Solve for x
    x = 1,069,149,828,966.12/923,315.40
  6. Step 6: Final answer
    x = 1,157,946.49

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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.