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Finding the Fourth Proportional to 544,666.34, 751,628.77 and 302,943.71

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Solution

The fourth proportional to 544,666.34, 751,628.77 and 302,943.71 is: 418,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,666.34 : 751,628.77 = 302,943.71 : x
  2. Step 2: Convert to fraction form
    544,666.34/751,628.77 = 302,943.71/x
  3. Step 3: Cross multiply
    544,666.34x = 751,628.77 × 302,943.71
  4. Step 4: Simplify right side
    544,666.34x = 227,701,209,248.25
  5. Step 5: Solve for x
    x = 227,701,209,248.25/544,666.34
  6. Step 6: Final answer
    x = 418,056.32

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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.