Home / 418,048.02-576,907.92-227,064.60

Finding the Fourth Proportional to 418,048.02, 576,907.92 and 227,064.60

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Solution

The fourth proportional to 418,048.02, 576,907.92 and 227,064.60 is: 313,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,048.02 : 576,907.92 = 227,064.60 : x
  2. Step 2: Convert to fraction form
    418,048.02/576,907.92 = 227,064.60/x
  3. Step 3: Cross multiply
    418,048.02x = 576,907.92 × 227,064.60
  4. Step 4: Simplify right side
    418,048.02x = 130,995,366,091.63
  5. Step 5: Solve for x
    x = 130,995,366,091.63/418,048.02
  6. Step 6: Final answer
    x = 313,350.05

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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.