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Finding the Fourth Proportional to 673,303, 929,177.58 and 371,516.44

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Solution

The fourth proportional to 673,303, 929,177.58 and 371,516.44 is: 512,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,303 : 929,177.58 = 371,516.44 : x
  2. Step 2: Convert to fraction form
    673,303/929,177.58 = 371,516.44/x
  3. Step 3: Cross multiply
    673,303x = 929,177.58 × 371,516.44
  4. Step 4: Simplify right side
    673,303x = 345,204,746,649.42
  5. Step 5: Solve for x
    x = 345,204,746,649.42/673,303
  6. Step 6: Final answer
    x = 512,703.41

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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.