Home / 487,966.02-673,414.15-270,174.69

Finding the Fourth Proportional to 487,966.02, 673,414.15 and 270,174.69

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Solution

The fourth proportional to 487,966.02, 673,414.15 and 270,174.69 is: 372,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,966.02 : 673,414.15 = 270,174.69 : x
  2. Step 2: Convert to fraction form
    487,966.02/673,414.15 = 270,174.69/x
  3. Step 3: Cross multiply
    487,966.02x = 673,414.15 × 270,174.69
  4. Step 4: Simplify right side
    487,966.02x = 181,939,459,217.86
  5. Step 5: Solve for x
    x = 181,939,459,217.86/487,966.02
  6. Step 6: Final answer
    x = 372,852.73

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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.