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Finding the Fourth Proportional to 364,482.10, 502,538.43 and 299,725.03

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Solution

The fourth proportional to 364,482.10, 502,538.43 and 299,725.03 is: 413,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,482.10 : 502,538.43 = 299,725.03 : x
  2. Step 2: Convert to fraction form
    364,482.10/502,538.43 = 299,725.03/x
  3. Step 3: Cross multiply
    364,482.10x = 502,538.43 × 299,725.03
  4. Step 4: Simplify right side
    364,482.10x = 150,623,343,495.21
  5. Step 5: Solve for x
    x = 150,623,343,495.21/364,482.10
  6. Step 6: Final answer
    x = 413,253.07

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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.