Home / 668,333.35-1,002,558.96-188,565.34

Finding the Fourth Proportional to 668,333.35, 1,002,558.96 and 188,565.34

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Solution

The fourth proportional to 668,333.35, 1,002,558.96 and 188,565.34 is: 282,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,333.35 : 1,002,558.96 = 188,565.34 : x
  2. Step 2: Convert to fraction form
    668,333.35/1,002,558.96 = 188,565.34/x
  3. Step 3: Cross multiply
    668,333.35x = 1,002,558.96 × 188,565.34
  4. Step 4: Simplify right side
    668,333.35x = 189,047,871,162.45
  5. Step 5: Solve for x
    x = 189,047,871,162.45/668,333.35
  6. Step 6: Final answer
    x = 282,864.64

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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.