Home / 698,601.60-1,045,828.80-462,211.20

Finding the Fourth Proportional to 698,601.60, 1,045,828.80 and 462,211.20

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Solution

The fourth proportional to 698,601.60, 1,045,828.80 and 462,211.20 is: 691,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,601.60 : 1,045,828.80 = 462,211.20 : x
  2. Step 2: Convert to fraction form
    698,601.60/1,045,828.80 = 462,211.20/x
  3. Step 3: Cross multiply
    698,601.60x = 1,045,828.80 × 462,211.20
  4. Step 4: Simplify right side
    698,601.60x = 483,393,784,642.56
  5. Step 5: Solve for x
    x = 483,393,784,642.56/698,601.60
  6. Step 6: Final answer
    x = 691,944.86

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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.