Home / 1,023,130.98-1,534,815-340,078.91

Finding the Fourth Proportional to 1,023,130.98, 1,534,815 and 340,078.91

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Solution

The fourth proportional to 1,023,130.98, 1,534,815 and 340,078.91 is: 510,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,130.98 : 1,534,815 = 340,078.91 : x
  2. Step 2: Convert to fraction form
    1,023,130.98/1,534,815 = 340,078.91/x
  3. Step 3: Cross multiply
    1,023,130.98x = 1,534,815 × 340,078.91
  4. Step 4: Simplify right side
    1,023,130.98x = 521,958,204,577.58
  5. Step 5: Solve for x
    x = 521,958,204,577.58/1,023,130.98
  6. Step 6: Final answer
    x = 510,157.76

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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.