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Finding the Fourth Proportional to 534,607.44, 737,752.02 and 289,587.58

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Solution

The fourth proportional to 534,607.44, 737,752.02 and 289,587.58 is: 399,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,607.44 : 737,752.02 = 289,587.58 : x
  2. Step 2: Convert to fraction form
    534,607.44/737,752.02 = 289,587.58/x
  3. Step 3: Cross multiply
    534,607.44x = 737,752.02 × 289,587.58
  4. Step 4: Simplify right side
    534,607.44x = 213,643,823,699.90
  5. Step 5: Solve for x
    x = 213,643,823,699.90/534,607.44
  6. Step 6: Final answer
    x = 399,627.48

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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.