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Finding the Fourth Proportional to 595,045.32, 891,044.10 and 328,509.96

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Solution

The fourth proportional to 595,045.32, 891,044.10 and 328,509.96 is: 491,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,045.32 : 891,044.10 = 328,509.96 : x
  2. Step 2: Convert to fraction form
    595,045.32/891,044.10 = 328,509.96/x
  3. Step 3: Cross multiply
    595,045.32x = 891,044.10 × 328,509.96
  4. Step 4: Simplify right side
    595,045.32x = 292,716,861,649.24
  5. Step 5: Solve for x
    x = 292,716,861,649.24/595,045.32
  6. Step 6: Final answer
    x = 491,923.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.