Home / 1,043,385.13-1,565,226.26-323,789.02

Finding the Fourth Proportional to 1,043,385.13, 1,565,226.26 and 323,789.02

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Solution

The fourth proportional to 1,043,385.13, 1,565,226.26 and 323,789.02 is: 485,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,385.13 : 1,565,226.26 = 323,789.02 : x
  2. Step 2: Convert to fraction form
    1,043,385.13/1,565,226.26 = 323,789.02/x
  3. Step 3: Cross multiply
    1,043,385.13x = 1,565,226.26 × 323,789.02
  4. Step 4: Simplify right side
    1,043,385.13x = 506,803,075,742.55
  5. Step 5: Solve for x
    x = 506,803,075,742.55/1,043,385.13
  6. Step 6: Final answer
    x = 485,729.63

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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.