Home / 867,952.20-1,305,038.70-731,094.60

Finding the Fourth Proportional to 867,952.20, 1,305,038.70 and 731,094.60

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Solution

The fourth proportional to 867,952.20, 1,305,038.70 and 731,094.60 is: 1,099,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,952.20 : 1,305,038.70 = 731,094.60 : x
  2. Step 2: Convert to fraction form
    867,952.20/1,305,038.70 = 731,094.60/x
  3. Step 3: Cross multiply
    867,952.20x = 1,305,038.70 × 731,094.60
  4. Step 4: Simplify right side
    867,952.20x = 954,106,746,361.02
  5. Step 5: Solve for x
    x = 954,106,746,361.02/867,952.20
  6. Step 6: Final answer
    x = 1,099,261.86

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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.