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Finding the Fourth Proportional to 365,751.76, 547,774.52 and 355,660.16

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Solution

The fourth proportional to 365,751.76, 547,774.52 and 355,660.16 is: 532,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,751.76 : 547,774.52 = 355,660.16 : x
  2. Step 2: Convert to fraction form
    365,751.76/547,774.52 = 355,660.16/x
  3. Step 3: Cross multiply
    365,751.76x = 547,774.52 × 355,660.16
  4. Step 4: Simplify right side
    365,751.76x = 194,821,573,427.12
  5. Step 5: Solve for x
    x = 194,821,573,427.12/365,751.76
  6. Step 6: Final answer
    x = 532,660.66

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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.