Home / 698,584.40-1,047,901.21-272,152.22

Finding the Fourth Proportional to 698,584.40, 1,047,901.21 and 272,152.22

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Solution

The fourth proportional to 698,584.40, 1,047,901.21 and 272,152.22 is: 408,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,584.40 : 1,047,901.21 = 272,152.22 : x
  2. Step 2: Convert to fraction form
    698,584.40/1,047,901.21 = 272,152.22/x
  3. Step 3: Cross multiply
    698,584.40x = 1,047,901.21 × 272,152.22
  4. Step 4: Simplify right side
    698,584.40x = 285,188,640,642.19
  5. Step 5: Solve for x
    x = 285,188,640,642.19/698,584.40
  6. Step 6: Final answer
    x = 408,237.92

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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.