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Finding the Fourth Proportional to 366,922.70, 549,727.95 and 310,498.10

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Solution

The fourth proportional to 366,922.70, 549,727.95 and 310,498.10 is: 465,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.70 : 549,727.95 = 310,498.10 : x
  2. Step 2: Convert to fraction form
    366,922.70/549,727.95 = 310,498.10/x
  3. Step 3: Cross multiply
    366,922.70x = 549,727.95 × 310,498.10
  4. Step 4: Simplify right side
    366,922.70x = 170,689,483,991.90
  5. Step 5: Solve for x
    x = 170,689,483,991.90/366,922.70
  6. Step 6: Final answer
    x = 465,191.94

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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.