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Finding the Fourth Proportional to 669,699.41, 924,184.47 and 363,776.03

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Solution

The fourth proportional to 669,699.41, 924,184.47 and 363,776.03 is: 502,010.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,699.41 : 924,184.47 = 363,776.03 : x
  2. Step 2: Convert to fraction form
    669,699.41/924,184.47 = 363,776.03/x
  3. Step 3: Cross multiply
    669,699.41x = 924,184.47 × 363,776.03
  4. Step 4: Simplify right side
    669,699.41x = 336,196,157,693.18
  5. Step 5: Solve for x
    x = 336,196,157,693.18/669,699.41
  6. Step 6: Final answer
    x = 502,010.54

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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.