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Finding the Fourth Proportional to 364,382.79, 502,848.94 and 203,248.28

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Solution

The fourth proportional to 364,382.79, 502,848.94 and 203,248.28 is: 280,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,382.79 : 502,848.94 = 203,248.28 : x
  2. Step 2: Convert to fraction form
    364,382.79/502,848.94 = 203,248.28/x
  3. Step 3: Cross multiply
    364,382.79x = 502,848.94 × 203,248.28
  4. Step 4: Simplify right side
    364,382.79x = 102,203,179,640.58
  5. Step 5: Solve for x
    x = 102,203,179,640.58/364,382.79
  6. Step 6: Final answer
    x = 280,483.00

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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.