Home / 459,670.10-634,333.75-255,721.82

Finding the Fourth Proportional to 459,670.10, 634,333.75 and 255,721.82

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Solution

The fourth proportional to 459,670.10, 634,333.75 and 255,721.82 is: 352,889.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,670.10 : 634,333.75 = 255,721.82 : x
  2. Step 2: Convert to fraction form
    459,670.10/634,333.75 = 255,721.82/x
  3. Step 3: Cross multiply
    459,670.10x = 634,333.75 × 255,721.82
  4. Step 4: Simplify right side
    459,670.10x = 162,212,977,226.45
  5. Step 5: Solve for x
    x = 162,212,977,226.45/459,670.10
  6. Step 6: Final answer
    x = 352,889.99

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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.