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Finding the Fourth Proportional to 536,008.82, 739,693.62 and 294,307.07

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Solution

The fourth proportional to 536,008.82, 739,693.62 and 294,307.07 is: 406,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,008.82 : 739,693.62 = 294,307.07 : x
  2. Step 2: Convert to fraction form
    536,008.82/739,693.62 = 294,307.07/x
  3. Step 3: Cross multiply
    536,008.82x = 739,693.62 × 294,307.07
  4. Step 4: Simplify right side
    536,008.82x = 217,697,058,301.43
  5. Step 5: Solve for x
    x = 217,697,058,301.43/536,008.82
  6. Step 6: Final answer
    x = 406,144.55

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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.