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Finding the Fourth Proportional to 593.28, 815.16 and 555.36

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Solution

The fourth proportional to 593.28, 815.16 and 555.36 is: 763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.28 : 815.16 = 555.36 : x
  2. Step 2: Convert to fraction form
    593.28/815.16 = 555.36/x
  3. Step 3: Cross multiply
    593.28x = 815.16 × 555.36
  4. Step 4: Simplify right side
    593.28x = 452,707.26
  5. Step 5: Solve for x
    x = 452,707.26/593.28
  6. Step 6: Final answer
    x = 763.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.