Home / 882,213.64-1,217,732.34-500,494.12

Finding the Fourth Proportional to 882,213.64, 1,217,732.34 and 500,494.12

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Solution

The fourth proportional to 882,213.64, 1,217,732.34 and 500,494.12 is: 690,839.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,213.64 : 1,217,732.34 = 500,494.12 : x
  2. Step 2: Convert to fraction form
    882,213.64/1,217,732.34 = 500,494.12/x
  3. Step 3: Cross multiply
    882,213.64x = 1,217,732.34 × 500,494.12
  4. Step 4: Simplify right side
    882,213.64x = 609,467,875,903.84
  5. Step 5: Solve for x
    x = 609,467,875,903.84/882,213.64
  6. Step 6: Final answer
    x = 690,839.33

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1.5x scale

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.