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Finding the Fourth Proportional to 259,775.96, 358,550.58 and 152,380.59

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Solution

The fourth proportional to 259,775.96, 358,550.58 and 152,380.59 is: 210,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,775.96 : 358,550.58 = 152,380.59 : x
  2. Step 2: Convert to fraction form
    259,775.96/358,550.58 = 152,380.59/x
  3. Step 3: Cross multiply
    259,775.96x = 358,550.58 × 152,380.59
  4. Step 4: Simplify right side
    259,775.96x = 54,636,148,152.10
  5. Step 5: Solve for x
    x = 54,636,148,152.10/259,775.96
  6. Step 6: Final answer
    x = 210,320.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.