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Finding the Fourth Proportional to 513,875.02, 708,676.33 and 441,253.21

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Solution

The fourth proportional to 513,875.02, 708,676.33 and 441,253.21 is: 608,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,875.02 : 708,676.33 = 441,253.21 : x
  2. Step 2: Convert to fraction form
    513,875.02/708,676.33 = 441,253.21/x
  3. Step 3: Cross multiply
    513,875.02x = 708,676.33 × 441,253.21
  4. Step 4: Simplify right side
    513,875.02x = 312,705,699,713.87
  5. Step 5: Solve for x
    x = 312,705,699,713.87/513,875.02
  6. Step 6: Final answer
    x = 608,524.82

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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.