Home / 400,006.48-552,147.84-230,308.24

Finding the Fourth Proportional to 400,006.48, 552,147.84 and 230,308.24

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Solution

The fourth proportional to 400,006.48, 552,147.84 and 230,308.24 is: 317,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,006.48 : 552,147.84 = 230,308.24 : x
  2. Step 2: Convert to fraction form
    400,006.48/552,147.84 = 230,308.24/x
  3. Step 3: Cross multiply
    400,006.48x = 552,147.84 × 230,308.24
  4. Step 4: Simplify right side
    400,006.48x = 127,164,197,250.20
  5. Step 5: Solve for x
    x = 127,164,197,250.20/400,006.48
  6. Step 6: Final answer
    x = 317,905.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.