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Finding the Fourth Proportional to 459,272.29, 633,806.31 and 255,315.37

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Solution

The fourth proportional to 459,272.29, 633,806.31 and 255,315.37 is: 352,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,272.29 : 633,806.31 = 255,315.37 : x
  2. Step 2: Convert to fraction form
    459,272.29/633,806.31 = 255,315.37/x
  3. Step 3: Cross multiply
    459,272.29x = 633,806.31 × 255,315.37
  4. Step 4: Simplify right side
    459,272.29x = 161,820,492,545.99
  5. Step 5: Solve for x
    x = 161,820,492,545.99/459,272.29
  6. Step 6: Final answer
    x = 352,341.08

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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.