Home / 673,944.92-928,463.37-469,625.06

Finding the Fourth Proportional to 673,944.92, 928,463.37 and 469,625.06

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Solution

The fourth proportional to 673,944.92, 928,463.37 and 469,625.06 is: 646,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,944.92 : 928,463.37 = 469,625.06 : x
  2. Step 2: Convert to fraction form
    673,944.92/928,463.37 = 469,625.06/x
  3. Step 3: Cross multiply
    673,944.92x = 928,463.37 × 469,625.06
  4. Step 4: Simplify right side
    673,944.92x = 436,029,661,201.74
  5. Step 5: Solve for x
    x = 436,029,661,201.74/673,944.92
  6. Step 6: Final answer
    x = 646,981.16

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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.