Home / 698,833.70-1,048,496.53-344,096.90

Finding the Fourth Proportional to 698,833.70, 1,048,496.53 and 344,096.90

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Solution

The fourth proportional to 698,833.70, 1,048,496.53 and 344,096.90 is: 516,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,833.70 : 1,048,496.53 = 344,096.90 : x
  2. Step 2: Convert to fraction form
    698,833.70/1,048,496.53 = 344,096.90/x
  3. Step 3: Cross multiply
    698,833.70x = 1,048,496.53 × 344,096.90
  4. Step 4: Simplify right side
    698,833.70x = 360,784,405,633.76
  5. Step 5: Solve for x
    x = 360,784,405,633.76/698,833.70
  6. Step 6: Final answer
    x = 516,266.47

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1.5x scale

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.