Home / 598,834.70-898,507.20-314,743.40

Finding the Fourth Proportional to 598,834.70, 898,507.20 and 314,743.40

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Solution

The fourth proportional to 598,834.70, 898,507.20 and 314,743.40 is: 472,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,834.70 : 898,507.20 = 314,743.40 : x
  2. Step 2: Convert to fraction form
    598,834.70/898,507.20 = 314,743.40/x
  3. Step 3: Cross multiply
    598,834.70x = 898,507.20 × 314,743.40
  4. Step 4: Simplify right side
    598,834.70x = 282,799,211,052.48
  5. Step 5: Solve for x
    x = 282,799,211,052.48/598,834.70
  6. Step 6: Final answer
    x = 472,249.21

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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.