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Finding the Fourth Proportional to 364,060.05, 502,405.20 and 202,925.31

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Solution

The fourth proportional to 364,060.05, 502,405.20 and 202,925.31 is: 280,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,060.05 : 502,405.20 = 202,925.31 : x
  2. Step 2: Convert to fraction form
    364,060.05/502,405.20 = 202,925.31/x
  3. Step 3: Cross multiply
    364,060.05x = 502,405.20 × 202,925.31
  4. Step 4: Simplify right side
    364,060.05x = 101,950,730,955.61
  5. Step 5: Solve for x
    x = 101,950,730,955.61/364,060.05
  6. Step 6: Final answer
    x = 280,038.23

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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.