Home / 867,639.80-1,301,459.70-584,204.60

Finding the Fourth Proportional to 867,639.80, 1,301,459.70 and 584,204.60

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Solution

The fourth proportional to 867,639.80, 1,301,459.70 and 584,204.60 is: 876,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,639.80 : 1,301,459.70 = 584,204.60 : x
  2. Step 2: Convert to fraction form
    867,639.80/1,301,459.70 = 584,204.60/x
  3. Step 3: Cross multiply
    867,639.80x = 1,301,459.70 × 584,204.60
  4. Step 4: Simplify right side
    867,639.80x = 760,318,743,454.62
  5. Step 5: Solve for x
    x = 760,318,743,454.62/867,639.80
  6. Step 6: Final answer
    x = 876,306.90

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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.