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Finding the Fourth Proportional to 594,315.65, 820,152.90 and 322,383.66

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Solution

The fourth proportional to 594,315.65, 820,152.90 and 322,383.66 is: 444,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,315.65 : 820,152.90 = 322,383.66 : x
  2. Step 2: Convert to fraction form
    594,315.65/820,152.90 = 322,383.66/x
  3. Step 3: Cross multiply
    594,315.65x = 820,152.90 × 322,383.66
  4. Step 4: Simplify right side
    594,315.65x = 264,403,893,661.61
  5. Step 5: Solve for x
    x = 264,403,893,661.61/594,315.65
  6. Step 6: Final answer
    x = 444,887.99

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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.