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Finding the Fourth Proportional to 364,474.69, 546,709.71 and 124,472.79

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Solution

The fourth proportional to 364,474.69, 546,709.71 and 124,472.79 is: 186,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,474.69 : 546,709.71 = 124,472.79 : x
  2. Step 2: Convert to fraction form
    364,474.69/546,709.71 = 124,472.79/x
  3. Step 3: Cross multiply
    364,474.69x = 546,709.71 × 124,472.79
  4. Step 4: Simplify right side
    364,474.69x = 68,050,482,923.79
  5. Step 5: Solve for x
    x = 68,050,482,923.79/364,474.69
  6. Step 6: Final answer
    x = 186,708.39

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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.