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Finding the Fourth Proportional to 594,302.40, 891,453.60 and 542,980.80

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Solution

The fourth proportional to 594,302.40, 891,453.60 and 542,980.80 is: 814,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,302.40 : 891,453.60 = 542,980.80 : x
  2. Step 2: Convert to fraction form
    594,302.40/891,453.60 = 542,980.80/x
  3. Step 3: Cross multiply
    594,302.40x = 891,453.60 × 542,980.80
  4. Step 4: Simplify right side
    594,302.40x = 484,042,188,890.88
  5. Step 5: Solve for x
    x = 484,042,188,890.88/594,302.40
  6. Step 6: Final answer
    x = 814,471.20

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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.