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Finding the Fourth Proportional to 529,959.90, 795,280.05 and 293,472.30

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Solution

The fourth proportional to 529,959.90, 795,280.05 and 293,472.30 is: 440,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,959.90 : 795,280.05 = 293,472.30 : x
  2. Step 2: Convert to fraction form
    529,959.90/795,280.05 = 293,472.30/x
  3. Step 3: Cross multiply
    529,959.90x = 795,280.05 × 293,472.30
  4. Step 4: Simplify right side
    529,959.90x = 233,392,665,417.62
  5. Step 5: Solve for x
    x = 233,392,665,417.62/529,959.90
  6. Step 6: Final answer
    x = 440,396.84

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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.