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Finding the Fourth Proportional to 404,443.10, 607,125.45 and 238,324.70

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Solution

The fourth proportional to 404,443.10, 607,125.45 and 238,324.70 is: 357,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,443.10 : 607,125.45 = 238,324.70 : x
  2. Step 2: Convert to fraction form
    404,443.10/607,125.45 = 238,324.70/x
  3. Step 3: Cross multiply
    404,443.10x = 607,125.45 × 238,324.70
  4. Step 4: Simplify right side
    404,443.10x = 144,692,990,733.62
  5. Step 5: Solve for x
    x = 144,692,990,733.62/404,443.10
  6. Step 6: Final answer
    x = 357,758.58

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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.