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Finding the Fourth Proportional to 895.50, 1,342.76 and 602.99

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Solution

The fourth proportional to 895.50, 1,342.76 and 602.99 is: 904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.50 : 1,342.76 = 602.99 : x
  2. Step 2: Convert to fraction form
    895.50/1,342.76 = 602.99/x
  3. Step 3: Cross multiply
    895.50x = 1,342.76 × 602.99
  4. Step 4: Simplify right side
    895.50x = 809,661.12
  5. Step 5: Solve for x
    x = 809,661.12/895.50
  6. Step 6: Final answer
    x = 904.14

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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.