Home / 673,918.35-930,045.29-368,023.20

Finding the Fourth Proportional to 673,918.35, 930,045.29 and 368,023.20

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Solution

The fourth proportional to 673,918.35, 930,045.29 and 368,023.20 is: 507,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,918.35 : 930,045.29 = 368,023.20 : x
  2. Step 2: Convert to fraction form
    673,918.35/930,045.29 = 368,023.20/x
  3. Step 3: Cross multiply
    673,918.35x = 930,045.29 × 368,023.20
  4. Step 4: Simplify right side
    673,918.35x = 342,278,241,930.61
  5. Step 5: Solve for x
    x = 342,278,241,930.61/673,918.35
  6. Step 6: Final answer
    x = 507,892.75

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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.