Home / 716,415.14-1,074,583.82-217,740.26

Finding the Fourth Proportional to 716,415.14, 1,074,583.82 and 217,740.26

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Solution

The fourth proportional to 716,415.14, 1,074,583.82 and 217,740.26 is: 326,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,415.14 : 1,074,583.82 = 217,740.26 : x
  2. Step 2: Convert to fraction form
    716,415.14/1,074,583.82 = 217,740.26/x
  3. Step 3: Cross multiply
    716,415.14x = 1,074,583.82 × 217,740.26
  4. Step 4: Simplify right side
    716,415.14x = 233,980,160,358.59
  5. Step 5: Solve for x
    x = 233,980,160,358.59/716,415.14
  6. Step 6: Final answer
    x = 326,598.57

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Double scale
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Similar ratio
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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.