Home / 937,736.82-1,406,605.16-432,148.21

Finding the Fourth Proportional to 937,736.82, 1,406,605.16 and 432,148.21

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Solution

The fourth proportional to 937,736.82, 1,406,605.16 and 432,148.21 is: 648,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,736.82 : 1,406,605.16 = 432,148.21 : x
  2. Step 2: Convert to fraction form
    937,736.82/1,406,605.16 = 432,148.21/x
  3. Step 3: Cross multiply
    937,736.82x = 1,406,605.16 × 432,148.21
  4. Step 4: Simplify right side
    937,736.82x = 607,861,899,634.62
  5. Step 5: Solve for x
    x = 607,861,899,634.62/937,736.82
  6. Step 6: Final answer
    x = 648,222.28

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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.