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Finding the Fourth Proportional to 404,247.40, 566,775.80 and 404,247.40

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Solution

The fourth proportional to 404,247.40, 566,775.80 and 404,247.40 is: 566,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,247.40 : 566,775.80 = 404,247.40 : x
  2. Step 2: Convert to fraction form
    404,247.40/566,775.80 = 404,247.40/x
  3. Step 3: Cross multiply
    404,247.40x = 566,775.80 × 404,247.40
  4. Step 4: Simplify right side
    404,247.40x = 229,117,643,532.92
  5. Step 5: Solve for x
    x = 229,117,643,532.92/404,247.40
  6. Step 6: Final answer
    x = 566,775.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.