Home / 469,139.13-704,683.53-379,283.40

Finding the Fourth Proportional to 469,139.13, 704,683.53 and 379,283.40

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Solution

The fourth proportional to 469,139.13, 704,683.53 and 379,283.40 is: 569,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,139.13 : 704,683.53 = 379,283.40 : x
  2. Step 2: Convert to fraction form
    469,139.13/704,683.53 = 379,283.40/x
  3. Step 3: Cross multiply
    469,139.13x = 704,683.53 × 379,283.40
  4. Step 4: Simplify right side
    469,139.13x = 267,274,765,182.40
  5. Step 5: Solve for x
    x = 267,274,765,182.40/469,139.13
  6. Step 6: Final answer
    x = 569,713.22

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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.