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Finding the Fourth Proportional to 364,016.88, 502,384.08 and 202,886.64

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Solution

The fourth proportional to 364,016.88, 502,384.08 and 202,886.64 is: 280,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,016.88 : 502,384.08 = 202,886.64 : x
  2. Step 2: Convert to fraction form
    364,016.88/502,384.08 = 202,886.64/x
  3. Step 3: Cross multiply
    364,016.88x = 502,384.08 × 202,886.64
  4. Step 4: Simplify right side
    364,016.88x = 101,927,017,980.69
  5. Step 5: Solve for x
    x = 101,927,017,980.69/364,016.88
  6. Step 6: Final answer
    x = 280,006.30

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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.