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Finding the Fourth Proportional to 514,261.58, 768,264.94 and 332,869.24

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Solution

The fourth proportional to 514,261.58, 768,264.94 and 332,869.24 is: 497,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,261.58 : 768,264.94 = 332,869.24 : x
  2. Step 2: Convert to fraction form
    514,261.58/768,264.94 = 332,869.24/x
  3. Step 3: Cross multiply
    514,261.58x = 768,264.94 × 332,869.24
  4. Step 4: Simplify right side
    514,261.58x = 255,731,762,022.95
  5. Step 5: Solve for x
    x = 255,731,762,022.95/514,261.58
  6. Step 6: Final answer
    x = 497,279.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.