Home / 323,567.28-485,352-98,926.83

Finding the Fourth Proportional to 323,567.28, 485,352 and 98,926.83

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Solution

The fourth proportional to 323,567.28, 485,352 and 98,926.83 is: 148,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,567.28 : 485,352 = 98,926.83 : x
  2. Step 2: Convert to fraction form
    323,567.28/485,352 = 98,926.83/x
  3. Step 3: Cross multiply
    323,567.28x = 485,352 × 98,926.83
  4. Step 4: Simplify right side
    323,567.28x = 48,014,334,794.16
  5. Step 5: Solve for x
    x = 48,014,334,794.16/323,567.28
  6. Step 6: Final answer
    x = 148,390.58

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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.