Home / 834,653.54-1,251,241.58-402,152.42

Finding the Fourth Proportional to 834,653.54, 1,251,241.58 and 402,152.42

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Solution

The fourth proportional to 834,653.54, 1,251,241.58 and 402,152.42 is: 602,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,653.54 : 1,251,241.58 = 402,152.42 : x
  2. Step 2: Convert to fraction form
    834,653.54/1,251,241.58 = 402,152.42/x
  3. Step 3: Cross multiply
    834,653.54x = 1,251,241.58 × 402,152.42
  4. Step 4: Simplify right side
    834,653.54x = 503,189,829,401.62
  5. Step 5: Solve for x
    x = 503,189,829,401.62/834,653.54
  6. Step 6: Final answer
    x = 602,872.70

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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.