Home / 489,267.30-733,937.40-173,683.20

Finding the Fourth Proportional to 489,267.30, 733,937.40 and 173,683.20

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Solution

The fourth proportional to 489,267.30, 733,937.40 and 173,683.20 is: 260,537.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,267.30 : 733,937.40 = 173,683.20 : x
  2. Step 2: Convert to fraction form
    489,267.30/733,937.40 = 173,683.20/x
  3. Step 3: Cross multiply
    489,267.30x = 733,937.40 × 173,683.20
  4. Step 4: Simplify right side
    489,267.30x = 127,472,596,231.68
  5. Step 5: Solve for x
    x = 127,472,596,231.68/489,267.30
  6. Step 6: Final answer
    x = 260,537.74

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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.