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Finding the Fourth Proportional to 599,315.85, 898,967.61 and 346,435.44

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Solution

The fourth proportional to 599,315.85, 898,967.61 and 346,435.44 is: 519,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,315.85 : 898,967.61 = 346,435.44 : x
  2. Step 2: Convert to fraction form
    599,315.85/898,967.61 = 346,435.44/x
  3. Step 3: Cross multiply
    599,315.85x = 898,967.61 × 346,435.44
  4. Step 4: Simplify right side
    599,315.85x = 311,434,239,516.10
  5. Step 5: Solve for x
    x = 311,434,239,516.10/599,315.85
  6. Step 6: Final answer
    x = 519,649.60

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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.