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Finding the Fourth Proportional to 574,721.34, 793,115.10 and 333,143.88

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Solution

The fourth proportional to 574,721.34, 793,115.10 and 333,143.88 is: 459,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,721.34 : 793,115.10 = 333,143.88 : x
  2. Step 2: Convert to fraction form
    574,721.34/793,115.10 = 333,143.88/x
  3. Step 3: Cross multiply
    574,721.34x = 793,115.10 × 333,143.88
  4. Step 4: Simplify right side
    574,721.34x = 264,221,441,700.59
  5. Step 5: Solve for x
    x = 264,221,441,700.59/574,721.34
  6. Step 6: Final answer
    x = 459,738.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.