Home / 1,003,157.72-1,503,577.20-462,283.28

Finding the Fourth Proportional to 1,003,157.72, 1,503,577.20 and 462,283.28

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Solution

The fourth proportional to 1,003,157.72, 1,503,577.20 and 462,283.28 is: 692,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,157.72 : 1,503,577.20 = 462,283.28 : x
  2. Step 2: Convert to fraction form
    1,003,157.72/1,503,577.20 = 462,283.28/x
  3. Step 3: Cross multiply
    1,003,157.72x = 1,503,577.20 × 462,283.28
  4. Step 4: Simplify right side
    1,003,157.72x = 695,078,599,749.22
  5. Step 5: Solve for x
    x = 695,078,599,749.22/1,003,157.72
  6. Step 6: Final answer
    x = 692,890.65

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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.