Home / 762,233.40-1,051,946.70-422,811

Finding the Fourth Proportional to 762,233.40, 1,051,946.70 and 422,811

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Solution

The fourth proportional to 762,233.40, 1,051,946.70 and 422,811 is: 583,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,233.40 : 1,051,946.70 = 422,811 : x
  2. Step 2: Convert to fraction form
    762,233.40/1,051,946.70 = 422,811/x
  3. Step 3: Cross multiply
    762,233.40x = 1,051,946.70 × 422,811
  4. Step 4: Simplify right side
    762,233.40x = 444,774,636,173.70
  5. Step 5: Solve for x
    x = 444,774,636,173.70/762,233.40
  6. Step 6: Final answer
    x = 583,515.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.