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Finding the Fourth Proportional to 453,615.84, 625,978.31 and 246,875.49

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Solution

The fourth proportional to 453,615.84, 625,978.31 and 246,875.49 is: 340,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,615.84 : 625,978.31 = 246,875.49 : x
  2. Step 2: Convert to fraction form
    453,615.84/625,978.31 = 246,875.49/x
  3. Step 3: Cross multiply
    453,615.84x = 625,978.31 × 246,875.49
  4. Step 4: Simplify right side
    453,615.84x = 154,538,700,776.24
  5. Step 5: Solve for x
    x = 154,538,700,776.24/453,615.84
  6. Step 6: Final answer
    x = 340,681.89

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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.