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Finding the Fourth Proportional to 404,748.90, 567,477.90 and 404,748.90

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Solution

The fourth proportional to 404,748.90, 567,477.90 and 404,748.90 is: 567,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,748.90 : 567,477.90 = 404,748.90 : x
  2. Step 2: Convert to fraction form
    404,748.90/567,477.90 = 404,748.90/x
  3. Step 3: Cross multiply
    404,748.90x = 567,477.90 × 404,748.90
  4. Step 4: Simplify right side
    404,748.90x = 229,686,055,799.31
  5. Step 5: Solve for x
    x = 229,686,055,799.31/404,748.90
  6. Step 6: Final answer
    x = 567,477.90

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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.