Home / 259,905.31-358,672.32-152,477.17

Finding the Fourth Proportional to 259,905.31, 358,672.32 and 152,477.17

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Solution

The fourth proportional to 259,905.31, 358,672.32 and 152,477.17 is: 210,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,905.31 : 358,672.32 = 152,477.17 : x
  2. Step 2: Convert to fraction form
    259,905.31/358,672.32 = 152,477.17/x
  3. Step 3: Cross multiply
    259,905.31x = 358,672.32 × 152,477.17
  4. Step 4: Simplify right side
    259,905.31x = 54,689,340,310.93
  5. Step 5: Solve for x
    x = 54,689,340,310.93/259,905.31
  6. Step 6: Final answer
    x = 210,420.25

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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.