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Finding the Fourth Proportional to 528,452.44, 792,761.32 and 173,385.72

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Solution

The fourth proportional to 528,452.44, 792,761.32 and 173,385.72 is: 260,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,452.44 : 792,761.32 = 173,385.72 : x
  2. Step 2: Convert to fraction form
    528,452.44/792,761.32 = 173,385.72/x
  3. Step 3: Cross multiply
    528,452.44x = 792,761.32 × 173,385.72
  4. Step 4: Simplify right side
    528,452.44x = 137,453,492,256.35
  5. Step 5: Solve for x
    x = 137,453,492,256.35/528,452.44
  6. Step 6: Final answer
    x = 260,105.70

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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.