Home / 1,000,753.28-1,501,462.08-326,856.64

Finding the Fourth Proportional to 1,000,753.28, 1,501,462.08 and 326,856.64

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Solution

The fourth proportional to 1,000,753.28, 1,501,462.08 and 326,856.64 is: 490,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,753.28 : 1,501,462.08 = 326,856.64 : x
  2. Step 2: Convert to fraction form
    1,000,753.28/1,501,462.08 = 326,856.64/x
  3. Step 3: Cross multiply
    1,000,753.28x = 1,501,462.08 × 326,856.64
  4. Step 4: Simplify right side
    1,000,753.28x = 490,762,850,556.21
  5. Step 5: Solve for x
    x = 490,762,850,556.21/1,000,753.28
  6. Step 6: Final answer
    x = 490,393.45

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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.