Home / 923,335.40-1,385,003.10-867,348.20

Finding the Fourth Proportional to 923,335.40, 1,385,003.10 and 867,348.20

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Solution

The fourth proportional to 923,335.40, 1,385,003.10 and 867,348.20 is: 1,301,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,335.40 : 1,385,003.10 = 867,348.20 : x
  2. Step 2: Convert to fraction form
    923,335.40/1,385,003.10 = 867,348.20/x
  3. Step 3: Cross multiply
    923,335.40x = 1,385,003.10 × 867,348.20
  4. Step 4: Simplify right side
    923,335.40x = 1,201,279,945,779.42
  5. Step 5: Solve for x
    x = 1,201,279,945,779.42/923,335.40
  6. Step 6: Final answer
    x = 1,301,022.30

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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.