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Finding the Fourth Proportional to 338,304.30, 507,456.45 and 301,562.70

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Solution

The fourth proportional to 338,304.30, 507,456.45 and 301,562.70 is: 452,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,304.30 : 507,456.45 = 301,562.70 : x
  2. Step 2: Convert to fraction form
    338,304.30/507,456.45 = 301,562.70/x
  3. Step 3: Cross multiply
    338,304.30x = 507,456.45 × 301,562.70
  4. Step 4: Simplify right side
    338,304.30x = 153,029,937,194.42
  5. Step 5: Solve for x
    x = 153,029,937,194.42/338,304.30
  6. Step 6: Final answer
    x = 452,344.05

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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.