Home / 762,903.90-1,144,647.45-750,948.30

Finding the Fourth Proportional to 762,903.90, 1,144,647.45 and 750,948.30

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Solution

The fourth proportional to 762,903.90, 1,144,647.45 and 750,948.30 is: 1,126,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,903.90 : 1,144,647.45 = 750,948.30 : x
  2. Step 2: Convert to fraction form
    762,903.90/1,144,647.45 = 750,948.30/x
  3. Step 3: Cross multiply
    762,903.90x = 1,144,647.45 × 750,948.30
  4. Step 4: Simplify right side
    762,903.90x = 859,571,056,676.84
  5. Step 5: Solve for x
    x = 859,571,056,676.84/762,903.90
  6. Step 6: Final answer
    x = 1,126,709.48

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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.