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Finding the Fourth Proportional to 459,045.84, 633,442.92 and 255,083.84

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Solution

The fourth proportional to 459,045.84, 633,442.92 and 255,083.84 is: 351,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,045.84 : 633,442.92 = 255,083.84 : x
  2. Step 2: Convert to fraction form
    459,045.84/633,442.92 = 255,083.84/x
  3. Step 3: Cross multiply
    459,045.84x = 633,442.92 × 255,083.84
  4. Step 4: Simplify right side
    459,045.84x = 161,581,049,287.20
  5. Step 5: Solve for x
    x = 161,581,049,287.20/459,045.84
  6. Step 6: Final answer
    x = 351,993.28

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1.5x scale

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.