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Finding the Fourth Proportional to 601,702.84, 830,360.60 and 329,752.64

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Solution

The fourth proportional to 601,702.84, 830,360.60 and 329,752.64 is: 455,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,702.84 : 830,360.60 = 329,752.64 : x
  2. Step 2: Convert to fraction form
    601,702.84/830,360.60 = 329,752.64/x
  3. Step 3: Cross multiply
    601,702.84x = 830,360.60 × 329,752.64
  4. Step 4: Simplify right side
    601,702.84x = 273,813,600,001.98
  5. Step 5: Solve for x
    x = 273,813,600,001.98/601,702.84
  6. Step 6: Final answer
    x = 455,064.50

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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.