Home / 454,243.82-626,848.35-253,035.50

Finding the Fourth Proportional to 454,243.82, 626,848.35 and 253,035.50

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Solution

The fourth proportional to 454,243.82, 626,848.35 and 253,035.50 is: 349,184.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,243.82 : 626,848.35 = 253,035.50 : x
  2. Step 2: Convert to fraction form
    454,243.82/626,848.35 = 253,035.50/x
  3. Step 3: Cross multiply
    454,243.82x = 626,848.35 × 253,035.50
  4. Step 4: Simplify right side
    454,243.82x = 158,614,885,666.43
  5. Step 5: Solve for x
    x = 158,614,885,666.43/454,243.82
  6. Step 6: Final answer
    x = 349,184.47

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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.