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Finding the Fourth Proportional to 895.64, 1,344.06 and 530.52

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Solution

The fourth proportional to 895.64, 1,344.06 and 530.52 is: 796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.64 : 1,344.06 = 530.52 : x
  2. Step 2: Convert to fraction form
    895.64/1,344.06 = 530.52/x
  3. Step 3: Cross multiply
    895.64x = 1,344.06 × 530.52
  4. Step 4: Simplify right side
    895.64x = 713,050.71
  5. Step 5: Solve for x
    x = 713,050.71/895.64
  6. Step 6: Final answer
    x = 796.14

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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.