Home / 489,419.04-733,132.08-448,595.04

Finding the Fourth Proportional to 489,419.04, 733,132.08 and 448,595.04

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Solution

The fourth proportional to 489,419.04, 733,132.08 and 448,595.04 is: 671,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,419.04 : 733,132.08 = 448,595.04 : x
  2. Step 2: Convert to fraction form
    489,419.04/733,132.08 = 448,595.04/x
  3. Step 3: Cross multiply
    489,419.04x = 733,132.08 × 448,595.04
  4. Step 4: Simplify right side
    489,419.04x = 328,879,414,752.88
  5. Step 5: Solve for x
    x = 328,879,414,752.88/489,419.04
  6. Step 6: Final answer
    x = 671,979.20

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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.