Home / 297,499.40-444,953.10-266,136.20

Finding the Fourth Proportional to 297,499.40, 444,953.10 and 266,136.20

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Solution

The fourth proportional to 297,499.40, 444,953.10 and 266,136.20 is: 398,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,499.40 : 444,953.10 = 266,136.20 : x
  2. Step 2: Convert to fraction form
    297,499.40/444,953.10 = 266,136.20/x
  3. Step 3: Cross multiply
    297,499.40x = 444,953.10 × 266,136.20
  4. Step 4: Simplify right side
    297,499.40x = 118,418,127,212.22
  5. Step 5: Solve for x
    x = 118,418,127,212.22/297,499.40
  6. Step 6: Final answer
    x = 398,044.93

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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.