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Finding the Fourth Proportional to 348,294.85, 522,439.99 and 95,555.57

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Solution

The fourth proportional to 348,294.85, 522,439.99 and 95,555.57 is: 143,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,294.85 : 522,439.99 = 95,555.57 : x
  2. Step 2: Convert to fraction form
    348,294.85/522,439.99 = 95,555.57/x
  3. Step 3: Cross multiply
    348,294.85x = 522,439.99 × 95,555.57
  4. Step 4: Simplify right side
    348,294.85x = 49,922,048,184.16
  5. Step 5: Solve for x
    x = 49,922,048,184.16/348,294.85
  6. Step 6: Final answer
    x = 143,332.72

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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.