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Finding the Fourth Proportional to 1,014.93, 1,400.63 and 700.26

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Solution

The fourth proportional to 1,014.93, 1,400.63 and 700.26 is: 966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.93 : 1,400.63 = 700.26 : x
  2. Step 2: Convert to fraction form
    1,014.93/1,400.63 = 700.26/x
  3. Step 3: Cross multiply
    1,014.93x = 1,400.63 × 700.26
  4. Step 4: Simplify right side
    1,014.93x = 980,804.29
  5. Step 5: Solve for x
    x = 980,804.29/1,014.93
  6. Step 6: Final answer
    x = 966.38

Related Problems

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Half scale
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Double scale
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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.