Home / 572,313.49-789,790.67-314,184.01

Finding the Fourth Proportional to 572,313.49, 789,790.67 and 314,184.01

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Solution

The fourth proportional to 572,313.49, 789,790.67 and 314,184.01 is: 433,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,313.49 : 789,790.67 = 314,184.01 : x
  2. Step 2: Convert to fraction form
    572,313.49/789,790.67 = 314,184.01/x
  3. Step 3: Cross multiply
    572,313.49x = 789,790.67 × 314,184.01
  4. Step 4: Simplify right side
    572,313.49x = 248,139,598,190.27
  5. Step 5: Solve for x
    x = 248,139,598,190.27/572,313.49
  6. Step 6: Final answer
    x = 433,572.86

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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.