Home / 832,971.90-1,249,457.82-201,885.72

Finding the Fourth Proportional to 832,971.90, 1,249,457.82 and 201,885.72

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Solution

The fourth proportional to 832,971.90, 1,249,457.82 and 201,885.72 is: 302,828.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,971.90 : 1,249,457.82 = 201,885.72 : x
  2. Step 2: Convert to fraction form
    832,971.90/1,249,457.82 = 201,885.72/x
  3. Step 3: Cross multiply
    832,971.90x = 1,249,457.82 × 201,885.72
  4. Step 4: Simplify right side
    832,971.90x = 252,247,691,600.33
  5. Step 5: Solve for x
    x = 252,247,691,600.33/832,971.90
  6. Step 6: Final answer
    x = 302,828.57

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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.