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Finding the Fourth Proportional to 362,458.44, 500,156.10 and 211,642.92

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Solution

The fourth proportional to 362,458.44, 500,156.10 and 211,642.92 is: 292,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,458.44 : 500,156.10 = 211,642.92 : x
  2. Step 2: Convert to fraction form
    362,458.44/500,156.10 = 211,642.92/x
  3. Step 3: Cross multiply
    362,458.44x = 500,156.10 × 211,642.92
  4. Step 4: Simplify right side
    362,458.44x = 105,854,497,459.81
  5. Step 5: Solve for x
    x = 105,854,497,459.81/362,458.44
  6. Step 6: Final answer
    x = 292,045.89

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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.