Home / 418,008.24-576,852.39-227,017.53

Finding the Fourth Proportional to 418,008.24, 576,852.39 and 227,017.53

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Solution

The fourth proportional to 418,008.24, 576,852.39 and 227,017.53 is: 313,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,008.24 : 576,852.39 = 227,017.53 : x
  2. Step 2: Convert to fraction form
    418,008.24/576,852.39 = 227,017.53/x
  3. Step 3: Cross multiply
    418,008.24x = 576,852.39 × 227,017.53
  4. Step 4: Simplify right side
    418,008.24x = 130,955,604,752.40
  5. Step 5: Solve for x
    x = 130,955,604,752.40/418,008.24
  6. Step 6: Final answer
    x = 313,284.74

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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.