Home / 601,702.20-829,819.02-372,223.02

Finding the Fourth Proportional to 601,702.20, 829,819.02 and 372,223.02

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Solution

The fourth proportional to 601,702.20, 829,819.02 and 372,223.02 is: 513,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,702.20 : 829,819.02 = 372,223.02 : x
  2. Step 2: Convert to fraction form
    601,702.20/829,819.02 = 372,223.02/x
  3. Step 3: Cross multiply
    601,702.20x = 829,819.02 × 372,223.02
  4. Step 4: Simplify right side
    601,702.20x = 308,877,741,677.84
  5. Step 5: Solve for x
    x = 308,877,741,677.84/601,702.20
  6. Step 6: Final answer
    x = 513,339.89

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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.