Home / 672,664.20-928,264.08-366,743.23

Finding the Fourth Proportional to 672,664.20, 928,264.08 and 366,743.23

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Solution

The fourth proportional to 672,664.20, 928,264.08 and 366,743.23 is: 506,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,664.20 : 928,264.08 = 366,743.23 : x
  2. Step 2: Convert to fraction form
    672,664.20/928,264.08 = 366,743.23/x
  3. Step 3: Cross multiply
    672,664.20x = 928,264.08 × 366,743.23
  4. Step 4: Simplify right side
    672,664.20x = 340,434,562,952.41
  5. Step 5: Solve for x
    x = 340,434,562,952.41/672,664.20
  6. Step 6: Final answer
    x = 506,098.82

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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.