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Finding the Fourth Proportional to 594,018.40, 891,027.60 and 489,042.40

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Solution

The fourth proportional to 594,018.40, 891,027.60 and 489,042.40 is: 733,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,018.40 : 891,027.60 = 489,042.40 : x
  2. Step 2: Convert to fraction form
    594,018.40/891,027.60 = 489,042.40/x
  3. Step 3: Cross multiply
    594,018.40x = 891,027.60 × 489,042.40
  4. Step 4: Simplify right side
    594,018.40x = 435,750,275,970.24
  5. Step 5: Solve for x
    x = 435,750,275,970.24/594,018.40
  6. Step 6: Final answer
    x = 733,563.60

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Similar ratio
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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.