Home / 883,457.76-1,325,311.92-284,279.72

Finding the Fourth Proportional to 883,457.76, 1,325,311.92 and 284,279.72

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Solution

The fourth proportional to 883,457.76, 1,325,311.92 and 284,279.72 is: 426,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,457.76 : 1,325,311.92 = 284,279.72 : x
  2. Step 2: Convert to fraction form
    883,457.76/1,325,311.92 = 284,279.72/x
  3. Step 3: Cross multiply
    883,457.76x = 1,325,311.92 × 284,279.72
  4. Step 4: Simplify right side
    883,457.76x = 376,759,301,530.26
  5. Step 5: Solve for x
    x = 376,759,301,530.26/883,457.76
  6. Step 6: Final answer
    x = 426,459.89

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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.