Home / 1,002,979.35-1,504,698.51-434,455.11

Finding the Fourth Proportional to 1,002,979.35, 1,504,698.51 and 434,455.11

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Solution

The fourth proportional to 1,002,979.35, 1,504,698.51 and 434,455.11 is: 651,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,979.35 : 1,504,698.51 = 434,455.11 : x
  2. Step 2: Convert to fraction form
    1,002,979.35/1,504,698.51 = 434,455.11/x
  3. Step 3: Cross multiply
    1,002,979.35x = 1,504,698.51 × 434,455.11
  4. Step 4: Simplify right side
    1,002,979.35x = 653,723,956,678.89
  5. Step 5: Solve for x
    x = 653,723,956,678.89/1,002,979.35
  6. Step 6: Final answer
    x = 651,782.07

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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.