Home / 298,823.40-446,939.10-267,460.20

Finding the Fourth Proportional to 298,823.40, 446,939.10 and 267,460.20

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Solution

The fourth proportional to 298,823.40, 446,939.10 and 267,460.20 is: 400,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,823.40 : 446,939.10 = 267,460.20 : x
  2. Step 2: Convert to fraction form
    298,823.40/446,939.10 = 267,460.20/x
  3. Step 3: Cross multiply
    298,823.40x = 446,939.10 × 267,460.20
  4. Step 4: Simplify right side
    298,823.40x = 119,538,421,073.82
  5. Step 5: Solve for x
    x = 119,538,421,073.82/298,823.40
  6. Step 6: Final answer
    x = 400,030.32

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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.