Home / 673,942.18-930,041.82-368,019.16

Finding the Fourth Proportional to 673,942.18, 930,041.82 and 368,019.16

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Solution

The fourth proportional to 673,942.18, 930,041.82 and 368,019.16 is: 507,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,942.18 : 930,041.82 = 368,019.16 : x
  2. Step 2: Convert to fraction form
    673,942.18/930,041.82 = 368,019.16/x
  3. Step 3: Cross multiply
    673,942.18x = 930,041.82 × 368,019.16
  4. Step 4: Simplify right side
    673,942.18x = 342,273,209,361.27
  5. Step 5: Solve for x
    x = 342,273,209,361.27/673,942.18
  6. Step 6: Final answer
    x = 507,867.32

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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.