Home / 961,457.73-1,326,803.94-531,726.81

Finding the Fourth Proportional to 961,457.73, 1,326,803.94 and 531,726.81

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Solution

The fourth proportional to 961,457.73, 1,326,803.94 and 531,726.81 is: 733,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,457.73 : 1,326,803.94 = 531,726.81 : x
  2. Step 2: Convert to fraction form
    961,457.73/1,326,803.94 = 531,726.81/x
  3. Step 3: Cross multiply
    961,457.73x = 1,326,803.94 × 531,726.81
  4. Step 4: Simplify right side
    961,457.73x = 705,497,226,511.63
  5. Step 5: Solve for x
    x = 705,497,226,511.63/961,457.73
  6. Step 6: Final answer
    x = 733,778.72

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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.