Home / 948,491.13-1,422,811.23-274,582.89

Finding the Fourth Proportional to 948,491.13, 1,422,811.23 and 274,582.89

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Solution

The fourth proportional to 948,491.13, 1,422,811.23 and 274,582.89 is: 411,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,491.13 : 1,422,811.23 = 274,582.89 : x
  2. Step 2: Convert to fraction form
    948,491.13/1,422,811.23 = 274,582.89/x
  3. Step 3: Cross multiply
    948,491.13x = 1,422,811.23 × 274,582.89
  4. Step 4: Simplify right side
    948,491.13x = 390,679,619,457.86
  5. Step 5: Solve for x
    x = 390,679,619,457.86/948,491.13
  6. Step 6: Final answer
    x = 411,895.91

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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.