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Finding the Fourth Proportional to 338,483.94, 507,594.69 and 180,626.28

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Solution

The fourth proportional to 338,483.94, 507,594.69 and 180,626.28 is: 270,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,483.94 : 507,594.69 = 180,626.28 : x
  2. Step 2: Convert to fraction form
    338,483.94/507,594.69 = 180,626.28/x
  3. Step 3: Cross multiply
    338,483.94x = 507,594.69 × 180,626.28
  4. Step 4: Simplify right side
    338,483.94x = 91,684,940,602.45
  5. Step 5: Solve for x
    x = 91,684,940,602.45/338,483.94
  6. Step 6: Final answer
    x = 270,869.40

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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.