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Finding the Fourth Proportional to 558,326.34, 837,122 and 368,207.02

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Solution

The fourth proportional to 558,326.34, 837,122 and 368,207.02 is: 552,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,326.34 : 837,122 = 368,207.02 : x
  2. Step 2: Convert to fraction form
    558,326.34/837,122 = 368,207.02/x
  3. Step 3: Cross multiply
    558,326.34x = 837,122 × 368,207.02
  4. Step 4: Simplify right side
    558,326.34x = 308,234,196,996.44
  5. Step 5: Solve for x
    x = 308,234,196,996.44/558,326.34
  6. Step 6: Final answer
    x = 552,068.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.