Home / 703,303.85-1,056,242.77-644,014.89

Finding the Fourth Proportional to 703,303.85, 1,056,242.77 and 644,014.89

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Solution

The fourth proportional to 703,303.85, 1,056,242.77 and 644,014.89 is: 967,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,303.85 : 1,056,242.77 = 644,014.89 : x
  2. Step 2: Convert to fraction form
    703,303.85/1,056,242.77 = 644,014.89/x
  3. Step 3: Cross multiply
    703,303.85x = 1,056,242.77 × 644,014.89
  4. Step 4: Simplify right side
    703,303.85x = 680,236,069,724.81
  5. Step 5: Solve for x
    x = 680,236,069,724.81/703,303.85
  6. Step 6: Final answer
    x = 967,200.83

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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.