Home / 698,064.60-1,047,099.64-461,354.66

Finding the Fourth Proportional to 698,064.60, 1,047,099.64 and 461,354.66

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Solution

The fourth proportional to 698,064.60, 1,047,099.64 and 461,354.66 is: 692,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,064.60 : 1,047,099.64 = 461,354.66 : x
  2. Step 2: Convert to fraction form
    698,064.60/1,047,099.64 = 461,354.66/x
  3. Step 3: Cross multiply
    698,064.60x = 1,047,099.64 × 461,354.66
  4. Step 4: Simplify right side
    698,064.60x = 483,084,290,856.05
  5. Step 5: Solve for x
    x = 483,084,290,856.05/698,064.60
  6. Step 6: Final answer
    x = 692,033.79

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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.