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Finding the Fourth Proportional to 404,731.40, 567,453.40 and 404,731.40

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Solution

The fourth proportional to 404,731.40, 567,453.40 and 404,731.40 is: 567,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,731.40 : 567,453.40 = 404,731.40 : x
  2. Step 2: Convert to fraction form
    404,731.40/567,453.40 = 404,731.40/x
  3. Step 3: Cross multiply
    404,731.40x = 567,453.40 × 404,731.40
  4. Step 4: Simplify right side
    404,731.40x = 229,666,209,016.76
  5. Step 5: Solve for x
    x = 229,666,209,016.76/404,731.40
  6. Step 6: Final answer
    x = 567,453.40

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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.