Home / 459,535.67-633,985.25-285,025.13

Finding the Fourth Proportional to 459,535.67, 633,985.25 and 285,025.13

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Solution

The fourth proportional to 459,535.67, 633,985.25 and 285,025.13 is: 393,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,535.67 : 633,985.25 = 285,025.13 : x
  2. Step 2: Convert to fraction form
    459,535.67/633,985.25 = 285,025.13/x
  3. Step 3: Cross multiply
    459,535.67x = 633,985.25 × 285,025.13
  4. Step 4: Simplify right side
    459,535.67x = 180,701,723,704.28
  5. Step 5: Solve for x
    x = 180,701,723,704.28/459,535.67
  6. Step 6: Final answer
    x = 393,226.77

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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.