Home / 667,466.40-1,001,199.60-491,210.40

Finding the Fourth Proportional to 667,466.40, 1,001,199.60 and 491,210.40

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Solution

The fourth proportional to 667,466.40, 1,001,199.60 and 491,210.40 is: 736,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,466.40 : 1,001,199.60 = 491,210.40 : x
  2. Step 2: Convert to fraction form
    667,466.40/1,001,199.60 = 491,210.40/x
  3. Step 3: Cross multiply
    667,466.40x = 1,001,199.60 × 491,210.40
  4. Step 4: Simplify right side
    667,466.40x = 491,799,655,995.84
  5. Step 5: Solve for x
    x = 491,799,655,995.84/667,466.40
  6. Step 6: Final answer
    x = 736,815.60

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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.