Home / 890,454.40-1,333,867.20-552,457.60

Finding the Fourth Proportional to 890,454.40, 1,333,867.20 and 552,457.60

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Solution

The fourth proportional to 890,454.40, 1,333,867.20 and 552,457.60 is: 827,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,454.40 : 1,333,867.20 = 552,457.60 : x
  2. Step 2: Convert to fraction form
    890,454.40/1,333,867.20 = 552,457.60/x
  3. Step 3: Cross multiply
    890,454.40x = 1,333,867.20 × 552,457.60
  4. Step 4: Simplify right side
    890,454.40x = 736,905,072,030.72
  5. Step 5: Solve for x
    x = 736,905,072,030.72/890,454.40
  6. Step 6: Final answer
    x = 827,560.71

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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.