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Finding the Fourth Proportional to 459,527.16, 634,099.10 and 255,545.06

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Solution

The fourth proportional to 459,527.16, 634,099.10 and 255,545.06 is: 352,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,527.16 : 634,099.10 = 255,545.06 : x
  2. Step 2: Convert to fraction form
    459,527.16/634,099.10 = 255,545.06/x
  3. Step 3: Cross multiply
    459,527.16x = 634,099.10 × 255,545.06
  4. Step 4: Simplify right side
    459,527.16x = 162,040,892,555.45
  5. Step 5: Solve for x
    x = 162,040,892,555.45/459,527.16
  6. Step 6: Final answer
    x = 352,625.28

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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.