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Finding the Fourth Proportional to 1,033.40, 1,426.01 and 585.14

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Solution

The fourth proportional to 1,033.40, 1,426.01 and 585.14 is: 807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.40 : 1,426.01 = 585.14 : x
  2. Step 2: Convert to fraction form
    1,033.40/1,426.01 = 585.14/x
  3. Step 3: Cross multiply
    1,033.40x = 1,426.01 × 585.14
  4. Step 4: Simplify right side
    1,033.40x = 834,412.50
  5. Step 5: Solve for x
    x = 834,412.50/1,033.40
  6. Step 6: Final answer
    x = 807.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.