Home / 454,241.40-680,596.65-359,106.90

Finding the Fourth Proportional to 454,241.40, 680,596.65 and 359,106.90

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Solution

The fourth proportional to 454,241.40, 680,596.65 and 359,106.90 is: 538,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,241.40 : 680,596.65 = 359,106.90 : x
  2. Step 2: Convert to fraction form
    454,241.40/680,596.65 = 359,106.90/x
  3. Step 3: Cross multiply
    454,241.40x = 680,596.65 × 359,106.90
  4. Step 4: Simplify right side
    454,241.40x = 244,406,953,131.89
  5. Step 5: Solve for x
    x = 244,406,953,131.89/454,241.40
  6. Step 6: Final answer
    x = 538,055.21

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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.