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Finding the Fourth Proportional to 595,673.07, 822,148.40 and 353,909.10

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Solution

The fourth proportional to 595,673.07, 822,148.40 and 353,909.10 is: 488,465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,673.07 : 822,148.40 = 353,909.10 : x
  2. Step 2: Convert to fraction form
    595,673.07/822,148.40 = 353,909.10/x
  3. Step 3: Cross multiply
    595,673.07x = 822,148.40 × 353,909.10
  4. Step 4: Simplify right side
    595,673.07x = 290,965,798,540.90
  5. Step 5: Solve for x
    x = 290,965,798,540.90/595,673.07
  6. Step 6: Final answer
    x = 488,465.59

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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.