Home / 476,584.30-657,521.92-304,602.94

Finding the Fourth Proportional to 476,584.30, 657,521.92 and 304,602.94

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Solution

The fourth proportional to 476,584.30, 657,521.92 and 304,602.94 is: 420,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,584.30 : 657,521.92 = 304,602.94 : x
  2. Step 2: Convert to fraction form
    476,584.30/657,521.92 = 304,602.94/x
  3. Step 3: Cross multiply
    476,584.30x = 657,521.92 × 304,602.94
  4. Step 4: Simplify right side
    476,584.30x = 200,283,111,149.10
  5. Step 5: Solve for x
    x = 200,283,111,149.10/476,584.30
  6. Step 6: Final answer
    x = 420,246.98

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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.