Home / 898,580.32-1,347,419.75-299,330.80

Finding the Fourth Proportional to 898,580.32, 1,347,419.75 and 299,330.80

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Solution

The fourth proportional to 898,580.32, 1,347,419.75 and 299,330.80 is: 448,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,580.32 : 1,347,419.75 = 299,330.80 : x
  2. Step 2: Convert to fraction form
    898,580.32/1,347,419.75 = 299,330.80/x
  3. Step 3: Cross multiply
    898,580.32x = 1,347,419.75 × 299,330.80
  4. Step 4: Simplify right side
    898,580.32x = 403,324,224,966.20
  5. Step 5: Solve for x
    x = 403,324,224,966.20/898,580.32
  6. Step 6: Final answer
    x = 448,846.05

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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.