Home / 446,834.52-670,301.04-131,316

Finding the Fourth Proportional to 446,834.52, 670,301.04 and 131,316

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Solution

The fourth proportional to 446,834.52, 670,301.04 and 131,316 is: 196,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,834.52 : 670,301.04 = 131,316 : x
  2. Step 2: Convert to fraction form
    446,834.52/670,301.04 = 131,316/x
  3. Step 3: Cross multiply
    446,834.52x = 670,301.04 × 131,316
  4. Step 4: Simplify right side
    446,834.52x = 88,021,251,368.64
  5. Step 5: Solve for x
    x = 88,021,251,368.64/446,834.52
  6. Step 6: Final answer
    x = 196,988.48

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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.