Home / 1,059,145.88-1,588,704.98-260,434.35

Finding the Fourth Proportional to 1,059,145.88, 1,588,704.98 and 260,434.35

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Solution

The fourth proportional to 1,059,145.88, 1,588,704.98 and 260,434.35 is: 390,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,145.88 : 1,588,704.98 = 260,434.35 : x
  2. Step 2: Convert to fraction form
    1,059,145.88/1,588,704.98 = 260,434.35/x
  3. Step 3: Cross multiply
    1,059,145.88x = 1,588,704.98 × 260,434.35
  4. Step 4: Simplify right side
    1,059,145.88x = 413,753,347,505.89
  5. Step 5: Solve for x
    x = 413,753,347,505.89/1,059,145.88
  6. Step 6: Final answer
    x = 390,648.12

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1.5x scale

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.