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Finding the Fourth Proportional to 601,312.72, 829,802.46 and 329,378.44

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Solution

The fourth proportional to 601,312.72, 829,802.46 and 329,378.44 is: 454,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,312.72 : 829,802.46 = 329,378.44 : x
  2. Step 2: Convert to fraction form
    601,312.72/829,802.46 = 329,378.44/x
  3. Step 3: Cross multiply
    601,312.72x = 829,802.46 × 329,378.44
  4. Step 4: Simplify right side
    601,312.72x = 273,319,039,782.96
  5. Step 5: Solve for x
    x = 273,319,039,782.96/601,312.72
  6. Step 6: Final answer
    x = 454,537.27

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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.