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Finding the Fourth Proportional to 597,612.98, 824,705.92 and 329,340.98

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Solution

The fourth proportional to 597,612.98, 824,705.92 and 329,340.98 is: 454,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,612.98 : 824,705.92 = 329,340.98 : x
  2. Step 2: Convert to fraction form
    597,612.98/824,705.92 = 329,340.98/x
  3. Step 3: Cross multiply
    597,612.98x = 824,705.92 × 329,340.98
  4. Step 4: Simplify right side
    597,612.98x = 271,609,455,904.60
  5. Step 5: Solve for x
    x = 271,609,455,904.60/597,612.98
  6. Step 6: Final answer
    x = 454,490.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.