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Finding the Fourth Proportional to 544,493.12, 751,401.12 and 302,770.52

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Solution

The fourth proportional to 544,493.12, 751,401.12 and 302,770.52 is: 417,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,493.12 : 751,401.12 = 302,770.52 : x
  2. Step 2: Convert to fraction form
    544,493.12/751,401.12 = 302,770.52/x
  3. Step 3: Cross multiply
    544,493.12x = 751,401.12 × 302,770.52
  4. Step 4: Simplify right side
    544,493.12x = 227,502,107,830.98
  5. Step 5: Solve for x
    x = 227,502,107,830.98/544,493.12
  6. Step 6: Final answer
    x = 417,823.66

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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.