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Finding the Fourth Proportional to 924,400.05, 1,297,892.55 and 924,400.05

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Solution

The fourth proportional to 924,400.05, 1,297,892.55 and 924,400.05 is: 1,297,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,400.05 : 1,297,892.55 = 924,400.05 : x
  2. Step 2: Convert to fraction form
    924,400.05/1,297,892.55 = 924,400.05/x
  3. Step 3: Cross multiply
    924,400.05x = 1,297,892.55 × 924,400.05
  4. Step 4: Simplify right side
    924,400.05x = 1,199,771,938,114.63
  5. Step 5: Solve for x
    x = 1,199,771,938,114.63/924,400.05
  6. Step 6: Final answer
    x = 1,297,892.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.