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Finding the Fourth Proportional to 496,383.24, 744,574.92 and 346,915.44

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Solution

The fourth proportional to 496,383.24, 744,574.92 and 346,915.44 is: 520,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,383.24 : 744,574.92 = 346,915.44 : x
  2. Step 2: Convert to fraction form
    496,383.24/744,574.92 = 346,915.44/x
  3. Step 3: Cross multiply
    496,383.24x = 744,574.92 × 346,915.44
  4. Step 4: Simplify right side
    496,383.24x = 258,304,535,984.77
  5. Step 5: Solve for x
    x = 258,304,535,984.77/496,383.24
  6. Step 6: Final answer
    x = 520,373.20

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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.