Home / 302,489.30-454,014.33-152,834.77

Finding the Fourth Proportional to 302,489.30, 454,014.33 and 152,834.77

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Solution

The fourth proportional to 302,489.30, 454,014.33 and 152,834.77 is: 229,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,489.30 : 454,014.33 = 152,834.77 : x
  2. Step 2: Convert to fraction form
    302,489.30/454,014.33 = 152,834.77/x
  3. Step 3: Cross multiply
    302,489.30x = 454,014.33 × 152,834.77
  4. Step 4: Simplify right side
    302,489.30x = 69,389,174,567.22
  5. Step 5: Solve for x
    x = 69,389,174,567.22/302,489.30
  6. Step 6: Final answer
    x = 229,393.82

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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.