Home / 1,307,014.23-1,960,642.31-508,356.39

Finding the Fourth Proportional to 1,307,014.23, 1,960,642.31 and 508,356.39

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Solution

The fourth proportional to 1,307,014.23, 1,960,642.31 and 508,356.39 is: 762,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,014.23 : 1,960,642.31 = 508,356.39 : x
  2. Step 2: Convert to fraction form
    1,307,014.23/1,960,642.31 = 508,356.39/x
  3. Step 3: Cross multiply
    1,307,014.23x = 1,960,642.31 × 508,356.39
  4. Step 4: Simplify right side
    1,307,014.23x = 996,705,044,251.08
  5. Step 5: Solve for x
    x = 996,705,044,251.08/1,307,014.23
  6. Step 6: Final answer
    x = 762,581.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.