Home / 352,952.12-487,072.32-191,804.24

Finding the Fourth Proportional to 352,952.12, 487,072.32 and 191,804.24

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Solution

The fourth proportional to 352,952.12, 487,072.32 and 191,804.24 is: 264,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,952.12 : 487,072.32 = 191,804.24 : x
  2. Step 2: Convert to fraction form
    352,952.12/487,072.32 = 191,804.24/x
  3. Step 3: Cross multiply
    352,952.12x = 487,072.32 × 191,804.24
  4. Step 4: Simplify right side
    352,952.12x = 93,422,536,162.64
  5. Step 5: Solve for x
    x = 93,422,536,162.64/352,952.12
  6. Step 6: Final answer
    x = 264,688.98

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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.