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Finding the Fourth Proportional to 530.24, 795.50 and 322.24

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Solution

The fourth proportional to 530.24, 795.50 and 322.24 is: 483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.24 : 795.50 = 322.24 : x
  2. Step 2: Convert to fraction form
    530.24/795.50 = 322.24/x
  3. Step 3: Cross multiply
    530.24x = 795.50 × 322.24
  4. Step 4: Simplify right side
    530.24x = 256,341.92
  5. Step 5: Solve for x
    x = 256,341.92/530.24
  6. Step 6: Final answer
    x = 483.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.