Home / 492,526.92-738,832.29-155,477.40

Finding the Fourth Proportional to 492,526.92, 738,832.29 and 155,477.40

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Solution

The fourth proportional to 492,526.92, 738,832.29 and 155,477.40 is: 233,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,526.92 : 738,832.29 = 155,477.40 : x
  2. Step 2: Convert to fraction form
    492,526.92/738,832.29 = 155,477.40/x
  3. Step 3: Cross multiply
    492,526.92x = 738,832.29 × 155,477.40
  4. Step 4: Simplify right side
    492,526.92x = 114,871,723,485.25
  5. Step 5: Solve for x
    x = 114,871,723,485.25/492,526.92
  6. Step 6: Final answer
    x = 233,229.33

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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.