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Finding the Fourth Proportional to 333,830.72, 500,175.59 and 238,574.23

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Solution

The fourth proportional to 333,830.72, 500,175.59 and 238,574.23 is: 357,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,830.72 : 500,175.59 = 238,574.23 : x
  2. Step 2: Convert to fraction form
    333,830.72/500,175.59 = 238,574.23/x
  3. Step 3: Cross multiply
    333,830.72x = 500,175.59 × 238,574.23
  4. Step 4: Simplify right side
    333,830.72x = 119,329,006,306.61
  5. Step 5: Solve for x
    x = 119,329,006,306.61/333,830.72
  6. Step 6: Final answer
    x = 357,453.64

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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.