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Finding the Fourth Proportional to 534,164.34, 737,144.83 and 304,721.22

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Solution

The fourth proportional to 534,164.34, 737,144.83 and 304,721.22 is: 420,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,164.34 : 737,144.83 = 304,721.22 : x
  2. Step 2: Convert to fraction form
    534,164.34/737,144.83 = 304,721.22/x
  3. Step 3: Cross multiply
    534,164.34x = 737,144.83 × 304,721.22
  4. Step 4: Simplify right side
    534,164.34x = 224,623,671,152.49
  5. Step 5: Solve for x
    x = 224,623,671,152.49/534,164.34
  6. Step 6: Final answer
    x = 420,514.16

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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.