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Finding the Fourth Proportional to 364,479.99, 546,724.86 and 127,829.58

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Solution

The fourth proportional to 364,479.99, 546,724.86 and 127,829.58 is: 191,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,479.99 : 546,724.86 = 127,829.58 : x
  2. Step 2: Convert to fraction form
    364,479.99/546,724.86 = 127,829.58/x
  3. Step 3: Cross multiply
    364,479.99x = 546,724.86 × 127,829.58
  4. Step 4: Simplify right side
    364,479.99x = 69,887,609,229.36
  5. Step 5: Solve for x
    x = 69,887,609,229.36/364,479.99
  6. Step 6: Final answer
    x = 191,746.08

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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.