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Finding the Fourth Proportional to 358,313.92, 537,678.56 and 180,834.80

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Solution

The fourth proportional to 358,313.92, 537,678.56 and 180,834.80 is: 271,357.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,313.92 : 537,678.56 = 180,834.80 : x
  2. Step 2: Convert to fraction form
    358,313.92/537,678.56 = 180,834.80/x
  3. Step 3: Cross multiply
    358,313.92x = 537,678.56 × 180,834.80
  4. Step 4: Simplify right side
    358,313.92x = 97,230,994,861.89
  5. Step 5: Solve for x
    x = 97,230,994,861.89/358,313.92
  6. Step 6: Final answer
    x = 271,357.01

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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.