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Finding the Fourth Proportional to 579,801.93, 800,125.13 and 325,158.59

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Solution

The fourth proportional to 579,801.93, 800,125.13 and 325,158.59 is: 448,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,801.93 : 800,125.13 = 325,158.59 : x
  2. Step 2: Convert to fraction form
    579,801.93/800,125.13 = 325,158.59/x
  3. Step 3: Cross multiply
    579,801.93x = 800,125.13 × 325,158.59
  4. Step 4: Simplify right side
    579,801.93x = 260,167,553,467.95
  5. Step 5: Solve for x
    x = 260,167,553,467.95/579,801.93
  6. Step 6: Final answer
    x = 448,717.98

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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.