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Finding the Fourth Proportional to 607,303.11, 910,229.90 and 282,654.35

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Solution

The fourth proportional to 607,303.11, 910,229.90 and 282,654.35 is: 423,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,303.11 : 910,229.90 = 282,654.35 : x
  2. Step 2: Convert to fraction form
    607,303.11/910,229.90 = 282,654.35/x
  3. Step 3: Cross multiply
    607,303.11x = 910,229.90 × 282,654.35
  4. Step 4: Simplify right side
    607,303.11x = 257,280,436,183.92
  5. Step 5: Solve for x
    x = 257,280,436,183.92/607,303.11
  6. Step 6: Final answer
    x = 423,644.19

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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.