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Finding the Fourth Proportional to 536,551.48, 740,733.42 and 375,899.32

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Solution

The fourth proportional to 536,551.48, 740,733.42 and 375,899.32 is: 518,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,551.48 : 740,733.42 = 375,899.32 : x
  2. Step 2: Convert to fraction form
    536,551.48/740,733.42 = 375,899.32/x
  3. Step 3: Cross multiply
    536,551.48x = 740,733.42 × 375,899.32
  4. Step 4: Simplify right side
    536,551.48x = 278,441,188,879.27
  5. Step 5: Solve for x
    x = 278,441,188,879.27/536,551.48
  6. Step 6: Final answer
    x = 518,945.90

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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.