Home / 459,719.04-634,052.78-298,625.96

Finding the Fourth Proportional to 459,719.04, 634,052.78 and 298,625.96

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Solution

The fourth proportional to 459,719.04, 634,052.78 and 298,625.96 is: 411,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,719.04 : 634,052.78 = 298,625.96 : x
  2. Step 2: Convert to fraction form
    459,719.04/634,052.78 = 298,625.96/x
  3. Step 3: Cross multiply
    459,719.04x = 634,052.78 × 298,625.96
  4. Step 4: Simplify right side
    459,719.04x = 189,344,620,118.17
  5. Step 5: Solve for x
    x = 189,344,620,118.17/459,719.04
  6. Step 6: Final answer
    x = 411,870.30

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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.