Home / 698,064.48-1,047,446.64-277,460.64

Finding the Fourth Proportional to 698,064.48, 1,047,446.64 and 277,460.64

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Solution

The fourth proportional to 698,064.48, 1,047,446.64 and 277,460.64 is: 416,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,064.48 : 1,047,446.64 = 277,460.64 : x
  2. Step 2: Convert to fraction form
    698,064.48/1,047,446.64 = 277,460.64/x
  3. Step 3: Cross multiply
    698,064.48x = 1,047,446.64 × 277,460.64
  4. Step 4: Simplify right side
    698,064.48x = 290,625,215,100.25
  5. Step 5: Solve for x
    x = 290,625,215,100.25/698,064.48
  6. Step 6: Final answer
    x = 416,330.04

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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.