Home / 446,373.96-669,566.40-130,837.23

Finding the Fourth Proportional to 446,373.96, 669,566.40 and 130,837.23

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Solution

The fourth proportional to 446,373.96, 669,566.40 and 130,837.23 is: 196,257.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,373.96 : 669,566.40 = 130,837.23 : x
  2. Step 2: Convert to fraction form
    446,373.96/669,566.40 = 130,837.23/x
  3. Step 3: Cross multiply
    446,373.96x = 669,566.40 × 130,837.23
  4. Step 4: Simplify right side
    446,373.96x = 87,604,213,077.07
  5. Step 5: Solve for x
    x = 87,604,213,077.07/446,373.96
  6. Step 6: Final answer
    x = 196,257.45

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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.