Home / 832,363.72-1,248,731.34-326,973.64

Finding the Fourth Proportional to 832,363.72, 1,248,731.34 and 326,973.64

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Solution

The fourth proportional to 832,363.72, 1,248,731.34 and 326,973.64 is: 490,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,363.72 : 1,248,731.34 = 326,973.64 : x
  2. Step 2: Convert to fraction form
    832,363.72/1,248,731.34 = 326,973.64/x
  3. Step 3: Cross multiply
    832,363.72x = 1,248,731.34 × 326,973.64
  4. Step 4: Simplify right side
    832,363.72x = 408,302,231,621.88
  5. Step 5: Solve for x
    x = 408,302,231,621.88/832,363.72
  6. Step 6: Final answer
    x = 490,533.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.