Home / 880,459.79-1,214,469.90-604,684.53

Finding the Fourth Proportional to 880,459.79, 1,214,469.90 and 604,684.53

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Solution

The fourth proportional to 880,459.79, 1,214,469.90 and 604,684.53 is: 834,076.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,459.79 : 1,214,469.90 = 604,684.53 : x
  2. Step 2: Convert to fraction form
    880,459.79/1,214,469.90 = 604,684.53/x
  3. Step 3: Cross multiply
    880,459.79x = 1,214,469.90 × 604,684.53
  4. Step 4: Simplify right side
    880,459.79x = 734,371,160,680.65
  5. Step 5: Solve for x
    x = 734,371,160,680.65/880,459.79
  6. Step 6: Final answer
    x = 834,076.89

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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.