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Finding the Fourth Proportional to 973.51, 1,460.18 and 243.08

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Solution

The fourth proportional to 973.51, 1,460.18 and 243.08 is: 364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.51 : 1,460.18 = 243.08 : x
  2. Step 2: Convert to fraction form
    973.51/1,460.18 = 243.08/x
  3. Step 3: Cross multiply
    973.51x = 1,460.18 × 243.08
  4. Step 4: Simplify right side
    973.51x = 354,944.81
  5. Step 5: Solve for x
    x = 354,944.81/973.51
  6. Step 6: Final answer
    x = 364.60

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Double scale
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1.5x scale

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.