Home / 447,486.02-671,229.04-368,434.20

Finding the Fourth Proportional to 447,486.02, 671,229.04 and 368,434.20

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Solution

The fourth proportional to 447,486.02, 671,229.04 and 368,434.20 is: 552,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,486.02 : 671,229.04 = 368,434.20 : x
  2. Step 2: Convert to fraction form
    447,486.02/671,229.04 = 368,434.20/x
  3. Step 3: Cross multiply
    447,486.02x = 671,229.04 × 368,434.20
  4. Step 4: Simplify right side
    447,486.02x = 247,303,734,369.17
  5. Step 5: Solve for x
    x = 247,303,734,369.17/447,486.02
  6. Step 6: Final answer
    x = 552,651.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.