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Finding the Fourth Proportional to 594,283.20, 891,031.20 and 328,171.20

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Solution

The fourth proportional to 594,283.20, 891,031.20 and 328,171.20 is: 492,039.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,283.20 : 891,031.20 = 328,171.20 : x
  2. Step 2: Convert to fraction form
    594,283.20/891,031.20 = 328,171.20/x
  3. Step 3: Cross multiply
    594,283.20x = 891,031.20 × 328,171.20
  4. Step 4: Simplify right side
    594,283.20x = 292,410,778,141.44
  5. Step 5: Solve for x
    x = 292,410,778,141.44/594,283.20
  6. Step 6: Final answer
    x = 492,039.45

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1.5x scale

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.