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Finding the Fourth Proportional to 364,392.66, 546,833.02 and 127,735.32

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Solution

The fourth proportional to 364,392.66, 546,833.02 and 127,735.32 is: 191,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,392.66 : 546,833.02 = 127,735.32 : x
  2. Step 2: Convert to fraction form
    364,392.66/546,833.02 = 127,735.32/x
  3. Step 3: Cross multiply
    364,392.66x = 546,833.02 × 127,735.32
  4. Step 4: Simplify right side
    364,392.66x = 69,849,890,796.27
  5. Step 5: Solve for x
    x = 69,849,890,796.27/364,392.66
  6. Step 6: Final answer
    x = 191,688.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.