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Finding the Fourth Proportional to 504.64, 753.43 and 473.74

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Solution

The fourth proportional to 504.64, 753.43 and 473.74 is: 707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.64 : 753.43 = 473.74 : x
  2. Step 2: Convert to fraction form
    504.64/753.43 = 473.74/x
  3. Step 3: Cross multiply
    504.64x = 753.43 × 473.74
  4. Step 4: Simplify right side
    504.64x = 356,929.93
  5. Step 5: Solve for x
    x = 356,929.93/504.64
  6. Step 6: Final answer
    x = 707.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.