Home / 669,886.38-1,003,659.48-558,283.77

Finding the Fourth Proportional to 669,886.38, 1,003,659.48 and 558,283.77

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Solution

The fourth proportional to 669,886.38, 1,003,659.48 and 558,283.77 is: 836,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,886.38 : 1,003,659.48 = 558,283.77 : x
  2. Step 2: Convert to fraction form
    669,886.38/1,003,659.48 = 558,283.77/x
  3. Step 3: Cross multiply
    669,886.38x = 1,003,659.48 × 558,283.77
  4. Step 4: Simplify right side
    669,886.38x = 560,326,798,290.64
  5. Step 5: Solve for x
    x = 560,326,798,290.64/669,886.38
  6. Step 6: Final answer
    x = 836,450.50

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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.