Home / 673,104.06-928,868.76-371,298.06

Finding the Fourth Proportional to 673,104.06, 928,868.76 and 371,298.06

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Solution

The fourth proportional to 673,104.06, 928,868.76 and 371,298.06 is: 512,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,104.06 : 928,868.76 = 371,298.06 : x
  2. Step 2: Convert to fraction form
    673,104.06/928,868.76 = 371,298.06/x
  3. Step 3: Cross multiply
    673,104.06x = 928,868.76 × 371,298.06
  4. Step 4: Simplify right side
    673,104.06x = 344,887,168,582.61
  5. Step 5: Solve for x
    x = 344,887,168,582.61/673,104.06
  6. Step 6: Final answer
    x = 512,383.14

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Double scale
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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.