Home / 923,303.40-1,381,804.20-773,712.60

Finding the Fourth Proportional to 923,303.40, 1,381,804.20 and 773,712.60

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Solution

The fourth proportional to 923,303.40, 1,381,804.20 and 773,712.60 is: 1,157,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,303.40 : 1,381,804.20 = 773,712.60 : x
  2. Step 2: Convert to fraction form
    923,303.40/1,381,804.20 = 773,712.60/x
  3. Step 3: Cross multiply
    923,303.40x = 1,381,804.20 × 773,712.60
  4. Step 4: Simplify right side
    923,303.40x = 1,069,119,320,272.92
  5. Step 5: Solve for x
    x = 1,069,119,320,272.92/923,303.40
  6. Step 6: Final answer
    x = 1,157,928.50

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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.